SaiBook.us Subtraction

Example

Title: Subtraction

Grade: 3-a Lesson: S1-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 184 - 92

Step 1a

Subtract 184 - 92

Arrange the numbers vertically. Subtract ones 4 - 2 = 2. Write 2 in ones column.

$1a$

Explanation: Start with the digit at ones place i.e., 4 - 2 = 2. Write 2 in ones column.

Step 1b

Subtract tens and write in the tens place 8 - 9. We have to take the borrowing from hundreds place.Now the digit 18 - 9 = 9 write 9 in tens column.

$1b$

Explanation: Move to the tens place i.e., 18 - 9 = 9. Write 9 in the tens place.

Step 1c

Subtract the numbers under the hundreds column 0 - 0 = 0. Write 0 in the hundreds column.

$1c$

Explanation: Now subtract hundreds column i.e., 0 - 0 = 0 and write 0 in the hundreds column.

Step 1d

Hence, the difference between the given numbers is 92.

$1d$

Explanation: Thus 184 - 92 = 92.