Arithmetic Operations

Chapter 2: Arithmetic Operations (37 videos)

2.1: Decomposition of numbers

1. Decomposition of different numbers
2. Decomposition of one number
3. Worksheet: Decomposition

2.2: Composition of numbers

1. Composition
2. Worksheet: Composition

2.3: Addition

1. Addition of one object
2. Addition of more than one objects
3. Addition of number 1
4. Addition of numbers greater than 1
5. Addition worksheet: Match the column
6. Addition worksheet: Choose the number
7. Addition of numbers using place value
8. How much more a number from another number
9. Construct addition equation using given picture
10. Addition of 3 numbers
11. Commutative property of addition of numbers
12. Associative property of addition of numbers
13. Addition of numbers using properties of addition
14. Addition by making ten
15. Making 10 and breaking into 10
16. Addition of numbers by converting into known sums
17. Add a 2-digit number and a 1-digit number within 100
18. Add a 2-digit number and a multiple of 10 within 100
19. Add a 2-digit number and a 2-digit number within 100

2.4: Subtraction

1. Subtraction of one object
2. Subtraction of more than one objects
3. Subtraction of number 1
4. Subtraction of numbers greater than 1
5. Subtraction worksheet: Match the column
6. Subtraction worksheet: Choose the number
7. Addition subtraction worksheet: Match the column
8. Addition subtraction worksheet: Write the number in box
9. Subtraction of numbers using place value
10. How much less a number from another number
11. Construct subtraction equation using given picture
12. Understand subtraction using addition
13. Subtraction of a 2-digit number from a 2-digit number