SaiBook.us Subtraction

Example

Title: Subtraction

Grade: 1-a Lesson: S1-L6

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

Examples:

Subtraction 63 - 2

Step 1a

Subtraction 63 from 2

Arrange the numbers vertically. Subtract one’s place digits 3 – 2 = 1. Write 1 in one’s column.

$1a$

Explanation: Start subtracting with the digit at one’s place i.e., 3 - 2 = 1 write 1 in one’s column.

Step 1b

Subtract ten’s place digits 6 - 0 = 6 write 6 in ten’s column.

$1b$

Explanation: Move to the ten’s place i.e., 6 - 0 = 6. Write 6 in the ten’s place.

Step 1c

Thus 63 - 2 = 61.

$1c$

Explanation: Therefore, the difference between the two given numbers is: 63 - 2 = 61.