SaiBook.us Subtraction

Example

Title: Subtraction

Grade: 2-a Lesson: S4-L2

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

Examples:

Subtract 768 - 74

Step 1a

Subtract 768 - 74

To begin, subtract from the units place.

$1a$

Explanation: Arrange the numbers as follows: The digits in the units place are 8 and 4. 8 - 4 = 4 and write 4 in the units place.

Step 1b

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

$1b$

Explanation: 6, 7 are in tens place, Subtracting 7 from 6 we subtract 7 from 16(since we take a burrow from hundreds place).

Step 1c

Let’s subtract the values in the tens place.

$1c$

Explanation: 16 - 7 = 9 now write this digit under tens place.

Step 1d

subtract the digits in hundreds place 6 - 0 = 6 now 768 - 74 = 694.

$1d$

Explanation: We are subtracting 74 from 768, which equals to 694.