Complete Syllabus for CBSE Class 1 Mathematics

NCERT Solutions for Class 1 Maths | What is 1st maths in the CBSE syllabus?

What is 1st maths in the CBSE syllabus? Free Maths Worksheets for CBSE Class 1

CHAPTER ONE

**Part 1: Numbers and Number System**

 **1.1 Numbers from 1 to 9**

**Q1: What comes after 4?**
**A1:** The number that comes after 4 is **5**.

**Q2: What comes before 7?**
**A2:** The number that comes before 7 is **6**.

**Q3: Write the numbers between 3 and 6.**
**A3:** The numbers between 3 and 6 are **4** and **5**.

**Q4: Count the number of objects and write the number:**

– (Picture of 2 apples)
**A4:** There are **2** apples.

– (Picture of 5 pencils)
**A5:** There are **5** pencils.

#### **1.2 Number Names (1-9)**

**Q1: Write the number names for the following numbers:**

– 1 → **One**
– 2 → **Two**
– 3 → **Three**
– 4 → **Four**
– 5 → **Five**
– 6 → **Six**
– 7 → **Seven**
– 8 → **Eight**
– 9 → **Nine**

#### **1.3 Comparison of Numbers**

**Q1: Which is greater: 5 or 3?**
**A1:** **5** is greater than **3**.

**Q2: Which is smaller: 2 or 4?**
**A2:** **2** is smaller than **4**.

**Q3: Arrange the following numbers in ascending order: 7, 3, 5.**
**A3:** The numbers in ascending order are **3, 5, 7**.

**Q4: Which number is in between 4 and 6?**
**A4:** The number in between 4 and 6 is **5**.

#### **1.4 Counting Forward and Backward**

**Q1: Count forward from 1 to 10.**
**A1:** 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.

**Q2: Count backward from 10 to 1.**
**A2:** 10, 9, 8, 7, 6, 5, 4, 3, 2, 1.

#### **1.5 Skip Counting**

**Q1: Count by twos from 2 to 10.**
**A1:** 2, 4, 6, 8, 10.

**Q2: Count by fives from 5 to 20.**
**A2:** 5, 10, 15, 20.

—

### **Part 2: Addition and Subtraction**

#### **2.1 Introduction to Addition**

**Q1: What is the sum of 3 and 2?**
**A1:** The sum of 3 and 2 is **5**.

**Q2: Add 4 and 1.**
**A2:** 4 + 1 = **5**.

**Q3: Add 7 and 2.**
**A3:** 7 + 2 = **9**.

#### **2.2 Addition using Objects**

**Q1: If there are 3 apples and you add 2 more apples, how many apples are there in total?**
**A1:** 3 + 2 = **5** apples in total.

**Q2: There are 4 pencils. If you get 3 more pencils, how many pencils do you have now?**
**A2:** 4 + 3 = **7** pencils.

#### **2.3 Introduction to Subtraction**

**Q1: What is the difference between 5 and 2?**
**A1:** 5 – 2 = **3**.

**Q2: Subtract 1 from 6.**
**A2:** 6 – 1 = **5**.

**Q3: What is the difference between 7 and 4?**
**A3:** 7 – 4 = **3**.

#### **2.4 Subtraction using Objects**

**Q1: There are 5 candies. If you eat 2 candies, how many candies are left?**
**A1:** 5 – 2 = **3** candies are left.

**Q2: There are 6 balloons. If 4 balloons fly away, how many are left?**
**A2:** 6 – 4 = **2** balloons are left.

#### **2.5 Word Problems**

**Q1: You have 3 red balls and you buy 2 more red balls. How many red balls do you have in total?**
**A1:** 3 + 2 = **5** red balls.

**Q2: You had 7 books. You gave 3 books to your friend. How many books do you have now?**
**A2:** 7 – 3 = **4** books.

—

### **Part 3: Shapes and Patterns**

#### **3.1 Identification of Shapes**

**Q1: Name the shape with 3 sides.**
**A1:** The shape with 3 sides is a **triangle**.

**Q2: Name the shape with 4 equal sides.**
**A2:** The shape with 4 equal sides is a **square**.

**Q3: Name the shape with 4 sides but opposite sides equal.**
**A3:** The shape with 4 sides but opposite sides equal is a **rectangle**.

**Q4: What shape is a coin?**
**A4:** A coin is a **circle**.

#### **3.2 Recognising Patterns**

**Q1: What comes next in the pattern: red, blue, red, blue, ____?**
**A1:** The next colour in the pattern is **red**.

**Q2: What comes next in the pattern: 1, 2, 1, 2, ____?**
**A2:** The next number in the pattern is **1**.

#### **3.3 Introduction to Symmetry**

**Q1: Is a square symmetrical?**
**A1:** Yes, a square is symmetrical because it can be divided into two equal parts by drawing a line down the middle.

**Q2: Is a circle symmetrical?**
**A2:** Yes, a circle is symmetrical because it can be divided into equal parts by any line through its centre.

—

### **Part 4: Measurement**

#### **4.1 Length**

**Q1: Which object is longer, a pencil or a pen?**
**A1:** The object that is longer depends on the size of the pencil and pen. You can compare them by measuring their length.

**Q2: Which object is shorter, a book or a notebook?**
**A2:** You would need to compare the size of the book and notebook to decide which one is shorter.

#### **4.2 Weight**

**Q1: Which is heavier, a rock or a paper?**
**A1:** A **rock** is heavier than a **paper**.

**Q2: Which is lighter, a feather or a book?**
**A2:** A **feather** is lighter than a **book**.

#### **4.3 Capacity**

**Q1: Which container holds more water, a glass or a jug?**
**A1:** A **jug** holds more water than a **glass**.

**Q2: Which holds less, a cup or a bowl?**
**A2:** A **cup** holds less than a **bowl**.

—

### **Part 5: Time**

#### **5.1 Days of the Week**

**Q1: How many days are there in a week?**
**A1:** There are **7** days in a week.

**Q2: Name the days of the week.**
**A2:** The days of the week are **Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday**.

#### **5.2 Clocks and Time**

**Q1: What time is it when the hour hand is on 3 and the minute hand is on 12?**
**A1:** The time is **3:00**.

**Q2: What time is it when the hour hand is on 6 and the minute hand is on 12?**
**A2:** The time is **6:00**.

#### **5.3 Identifying and Reading Clocks**

**Q1: What time does the clock show? (Clock with hands pointing to 9 and 12)**
**A1:** The time shown is **9:00**.

**Q2: What time is shown when the hour hand is on 2 and the minute hand is on 6?**
**A2:** The time is **2:30**.

—

CHAPTER  TWO :

 **Part 2: Addition and Subtraction (Continued)**

**2.6 Word Problems on Addition**

**Q1: There are 2 birds on a tree. 3 more birds come and sit on the tree. How many birds are there now?**
**A1:** 2 + 3 = **5** birds on the tree.

**Q2: You have 4 red pencils and 2 green pencils. How many pencils do you have in total?**
**A2:** 4 + 2 = **6** pencils in total.

**Q3: You have 3 apples. Your friend gives you 4 more apples. How many apples do you have now?**
**A3:** 3 + 4 = **7** apples in total.

#### **2.7 Word Problems on Subtraction**

**Q1: There are 8 birds on the tree. 3 birds fly away. How many birds are left?**
**A1:** 8 – 3 = **5** birds left on the tree.

**Q2: You have 6 cookies. You eat 2 cookies. How many cookies are left?**
**A2:** 6 – 2 = **4** cookies left.

**Q3: There are 10 toys. 4 toys are broken. How many toys are still in good condition?**
**A3:** 10 – 4 = **6** toys in good condition.

#### **2.8 More Addition and Subtraction Questions**

**Q1: Add 6 and 4.**
**A1:** 6 + 4 = **10**.

**Q2: Subtract 5 from 9.**
**A2:** 9 – 5 = **4**.

**Q3: If you have 10 marbles and give 3 to your friend, how many marbles do you have now?**
**A3:** 10 – 3 = **7** marbles.

—

### **Part 3: Shapes and Patterns (Continued)**

#### **3.4 Identifying More Shapes**

**Q1: What is the name of a shape with no straight sides and looks like a round ring?**
**A1:** The shape is a **circle**.

**Q2: What shape has 4 sides, but only opposite sides are equal in length?**
**A2:** The shape is a **rectangle**.

**Q3: What shape has 4 equal sides and 4 right angles?**
**A3:** The shape is a **square**.

**Q4: What shape has 4 sides, but only 2 pairs of opposite sides are equal in length?**
**A4:** The shape is a **parallelogram**.

#### **3.5 Sorting and Classifying Shapes**

**Q1: Which of the following shapes are triangles: square, circle, triangle, rectangle?**
**A1:** The shape that is a triangle is the **triangle**.

**Q2: Classify these shapes into two groups: Circle, Square, Triangle, Rectangle.**

– **Group 1:** Shapes with straight sides – **Square, Triangle, Rectangle.**
– **Group 2:** Shapes with curved sides – **Circle.**

#### **3.6 Patterns in Shapes**

**Q1: What comes next in the pattern: circle, square, circle, square, ____?**
**A1:** The next shape in the pattern is a **circle**.

**Q2: What comes next in the pattern: red, green, blue, red, green, ____?**
**A2:** The next colour in the pattern is **blue**.

—

### **Part 4: Measurement (Continued)**

#### **4.4 Comparing Lengths**

**Q1: Which is longer, a pen or a pencil?**
**A1:** A **pen** is longer than a **pencil** (in general, but it depends on the size of the specific pen and pencil).

**Q2: Which is shorter, a spoon or a fork?**
**A2:** A **spoon** is generally shorter than a **fork**.

**Q3: Which is longer, a book or a notebook?**
**A3:** A **book** is generally longer than a **notebook**.

#### **4.5 Comparing Weights**

**Q1: Which is heavier, a bag of rice or a box of biscuits?**
**A1:** A **bag of rice** is generally heavier than a **box of biscuits**.

**Q2: Which is lighter, a cotton ball or a stone?**
**A2:** A **cotton ball** is lighter than a **stone**.

**Q3: Which is heavier, a watermelon or an apple?**
**A3:** A **watermelon** is heavier than an **apple**.

#### **4.6 Comparing Capacities**

**Q1: Which holds more water, a glass or a bucket?**
**A1:** A **bucket** holds more water than a **glass**.

**Q2: Which holds less water, a cup or a jug?**
**A2:** A **cup** holds less water than a **jug**.

**Q3: Which holds more, a bowl or a plate?**
**A3:** A **bowl** holds more than a **plate**.

—

### **Part 5: Time (Continued)**

#### **5.4 Introduction to Clocks and Time**

**Q1: What time is shown when the hour hand is on 5 and the minute hand is on 12?**
**A1:** The time is **5:00**.

**Q2: What time is it when the hour hand is on 7 and the minute hand is on 12?**
**A2:** The time is **7:00**.

#### **5.5 Writing Time in Words**

**Q1: What time is shown on the clock if the hour hand is on 3 and the minute hand is on 12?**
**A1:** The time is **Three O’Clock**.

**Q2: What time is shown on the clock if the hour hand is on 9 and the minute hand is on 12?**
**A2:** The time is **Nine O’Clock**.

#### **5.6 Identifying Time of the Day**

**Q1: What time is it when the sun is shining brightly in the sky?**
**A1:** It is **daytime**.

**Q2: What time is it when the sky is dark and the stars are visible?**
**A2:** It is **nighttime**.

**Q3: What time of day is it when you wake up in the morning?**
**A3:** It is **morning**.

—

### **Part 6: Money**

#### **6.1 Introduction to Money**

**Q1: How many paise make 1 rupee?**
**A1:** **100** paise make **1 rupee**.

**Q2: What is the smallest coin in India?**
**A2:** The smallest coin in India is the **1 paise** coin (though it is not in common use anymore).

#### **6.2 Identifying Coins and Notes**

**Q1: What is the value of the smallest coin?**
**A1:** The value of the smallest coin is **1 paise**.

**Q2: What is the value of the largest coin?**
**A2:** The value of the largest coin is **10 rupees** (in some cases, the 10 rupee coin is the largest used in circulation).

#### **6.3 Counting Money**

**Q1: You have one 5 rupee note and two 2 rupee coins. How much money do you have in total?**
**A1:** 5 + 2 + 2 = **9 rupees**.

**Q2: You have three 1 rupee coins. How much money do you have?**
**A2:** 1 + 1 + 1 = **3 rupees**.

**Q3: You have one 10 rupee note and one 5 rupee note. How much money do you have in total?**
**A3:** 10 + 5 = **15 rupees**.

—

CHAPTER THREE

 **Part 3: Shapes and Patterns (Continued)**

#### **3.7 Making and Drawing Shapes**

**Q1: Draw a square. How many sides does it have?**
**A1:** A **square** has **4 equal sides**.

**Q2: Draw a triangle. How many sides does it have?**
**A2:** A **triangle** has **3 sides**.

**Q3: Draw a circle. Does it have sides?**
**A3:** A **circle** has **no sides**.

**Q4: Draw a rectangle. How many sides does it have?**
**A4:** A **rectangle** has **4 sides**, with opposite sides being equal in length.

—

### **Part 4: Measurement (Continued)**

#### **4.7 Comparing Heights**

**Q1: Which is taller, a tree or a flower?**
**A1:** A **tree** is taller than a **flower**.

**Q2: Which is shorter, a pencil or a book?**
**A2:** A **pencil** is shorter than a **book**.

**Q3: Which is higher, a mountain or a hill?**
**A3:** A **mountain** is higher than a **hill**.

#### **4.8 Comparing Distances**

**Q1: Which is farther, your house or your school?**
**A1:** Your **school** is farther than your **house**.

**Q2: Which is nearer, the door or the window?**
**A2:** The **door** is nearer than the **window**.

**Q3: Which is longer, a road or a table?**
**A3:** A **road** is longer than a **table**.

—

### **Part 5: Time (Continued)**

#### **5.7 Days and Months**

**Q1: How many months are there in a year?**
**A1:** There are **12 months** in a year.

**Q2: Name the months of the year.**
**A2:** The months of the year are:
– **January, February, March, April, May, June, July, August, September, October, November, December.**

**Q3: Which month comes after May?**
**A3:** The month that comes after **May** is **June**.

**Q4: Which month comes before October?**
**A4:** The month that comes before **October** is **September**.

#### **5.8 Seasons**

**Q1: What are the 4 seasons of the year?**
**A1:** The 4 seasons are:
– **Summer**
– **Monsoon**
– **Autumn**
– **Winter**

**Q2: Which season is very hot?**
**A2:** The **summer** season is very hot.

**Q3: Which season is cold?**
**A3:** The **winter** season is cold.

**Q4: During which season do we get rain?**
**A4:** We get rain during the **monsoon** season.

—

### **Part 6: Money (Continued)**

#### **6.4 Addition and Subtraction of Money**

**Q1: You have one 10-rupee note and one 5-rupee coin. How much money do you have in total?**
**A1:** 10 + 5 = **15 rupees**.

**Q2: You have 2 one-rupee coins. How much money do you have?**
**A2:** 1 + 1 = **2 rupees**.

**Q3: You have one 50-rupee note and one 10-rupee coin. How much money do you have?**
**A3:** 50 + 10 = **60 rupees**.

**Q4: You have 3 two-rupee coins. How much money do you have?**
**A4:** 2 + 2 + 2 = **6 rupees**.

#### **6.5 Word Problems on Money**

**Q1: You buy a toy for 15 rupees and you give the shopkeeper 20 rupees. How much change will you get?**
**A1:** 20 – 15 = **5 rupees**.

**Q2: You have 10 rupees and you buy a pencil for 5 rupees. How much money is left with you?**
**A2:** 10 – 5 = **5 rupees**.

**Q3: You buy a book for 30 rupees and a pencil for 10 rupees. How much money did you spend in total?**
**A3:** 30 + 10 = **40 rupees**.

—

### **Part 7: Data Handling**

#### **7.1 Introduction to Data Handling**

**Q1: What is data?**
**A1:** **Data** is a collection of facts or information. For example, the number of students in a class or the number of apples in a basket.

**Q2: What do we do with data?**
**A2:** We **organise**, **count**, and **interpret** the data to understand it better.

#### **7.2 Organising Data in a Table**

**Q1: Below is a table showing the number of fruits in a basket. Count the total number of fruits.

| Fruit | Number of Fruits |
|——–|——————|
| Apples | 3 |
| Bananas| 2 |
| Oranges| 4 |

**How many fruits are there in total?**
**A1:** The total number of fruits is 3 + 2 + 4 = **9 fruits**.

#### **7.3 Pictographs**

**Q1: A pictograph shows the number of different animals in a zoo. Each picture represents 1 animal.

| Animal | Number of Animals |
|———|——————-|
| Tiger | 🐅🐅🐅 (3) |
| Lion | 🦁🦁 (2) |
| Elephant| 🐘🐘🐘🐘 (4) |

**How many tigers are there in the zoo?**
**A1:** There are **3 tigers** in the zoo.

**Q2: How many elephants are there in the zoo?**
**A2:** There are **4 elephants** in the zoo.

—

### **Part 8: Patterns**

#### **8.1 Recognising and Extending Patterns**

**Q1: What comes next in the pattern: 1, 2, 3, 4, ____?**
**A1:** The next number in the pattern is **5**.

**Q2: What comes next in the pattern: red, blue, red, blue, ____?**
**A2:** The next colour in the pattern is **red**.

**Q3: What comes next in the pattern: 10, 20, 30, 40, ____?**
**A3:** The next number in the pattern is **50**.

#### **8.2 Completing Patterns**

**Q1: What comes next in the pattern: circle, square, circle, square, ____?**
**A1:** The next shape in the pattern is a **circle**.

**Q2: What comes next in the pattern: 5, 10, 15, 20, ____?**
**A2:** The next number in the pattern is **25**.

—