Example

Title: Subtraction

Grade: 3-a Lesson: S4-L3

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

Examples:

Subtract 4497 - 995

Step 1a

Subtract 4497 - 995

Write the numbers below the other as per the places of the digits i.e.., 4497 - 995.

1a

.

Explanation: Arrange the numbers accourding to their place values.

Step 1b

Start with the digits in ones place i.e., 7 - 5 = 2.

1b

.

Explanation: Now subtract the digits from one’s place 7 - 5 and the difference is 2, write this number under the ones digit.

Step 1c

Subtract the digits in the tens column 9 - 9. Here the difference is 0.

1c

.

Explanation: Now subtract the digit in ten’s place. so it will be 9 - 9 = 0. Write 0 in ten’s column.

Step 1d

Subtract the digits in the hundredth’s column 4 - 9 we have to take 1 borrowing from thousands place because 4 is less than 9.

1d

.

Explanation: Now subtract the digit in hundred’s place. so it will be 14 - 9 = 5. Write 5 in hundred’s column.

Step 1e

Subtract the digits in the thousand’s column 3 - 0. Here the difference is 3. Therefore, the difference is 4497 - 995 = 3502.

1e

.

Explanation: Now subtract the digit in thousand’s place. so it will be 3 - 0 = 3. Write 3 in thousand’s column. Hence, 4497 - 995 = 3502.


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