SaiBook.us Subtraction

Lesson Example Discussion Quiz: Class Homework

Example

Title: Subtraction

Grade: 1-a Lesson: S2-L1

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

Examples:

Subtraction 14 - 7

Step 1a

Subtraction 14 from 7

Arrange the numbers vertically. Subtract one’s place digits 4 – 7. we have to take borrowing from ten’s place. Here the value is now 14. subtract 14 - 7 = 7 write 7 in one’s column.

$1a$

Explanation: Start subtracting with the digit at one’s place i.e., 4 - 7 we take a borrow from ten’s place since 4 < 7. Here the value is 14. subtract 14 - 7 = 7 write the 7 in one’s column.

Step 1b

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

$1b$

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

Step 1c

Thus 14 - 7 = 7.

$1c$

Explanation: Therefore, the difference between the two given numbers is: 14 - 7 = 7.