Example

Title: Subtraction

Grade: 2-a Lesson: S4-L6

Explanation: The best way to understand subtraction is by looking at some examples. Take turns and read each example for easy understanding.

Examples:

Subtract 910 - 80

Step 1a

Subtract 910 - 80

To begin, subtract from the units place.

1a

.

Explanation: Arrange the numbers as follows: The digits in the units place are 0 and 0 now subtract 0 - 0 = 0 and write 0 in the units place.

Step 1b

Subtract the digit in the tens place from the tens digit.

1b

.

Explanation: 1 , 8 are in tens place, Subtracting 8 from 1 we subtract 8 from 11(since we take a burrow from hundreds place).

Step 1c

Let’s subtract the values in the tens place.

1c

.

Explanation: 11 - 8 = 3 now write this digit under tens place.

Step 1d

subtract the digits in hundreds place 8 - 0 = 8 now 910 - 80 = 830.

1d

.

Explanation: We are subtracting 80 from 910, which equals to 830.


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