Class 3 Maths - Subtraction - Question Answers

Q1: Subtract 217 from 439.
Sol: 

Step 1: Arrange the numbers in columns.

Step 2: Subtract ones from ones.

Step 3: Subtract tens from tens.

Step 4: Subtract hundreds from hundreds.

Hence, 439 - 217 = 222.

Q2: Subtract 362 from 537.
Sol:

Step 1: Write the numbers in columns.

Step 2: Subtract ones from ones.

Step 3: Regroup 5 hundreds 3 tens as 4 hundreds 13 tens and subtract tens from tens.

Step 4: Subtract hundreds from hundreds.

Hence, 537 - 362 = 175.

Q3: Subtract 476 from 725.
Sol:

Step 1: Write the numbers in columns

Step 2: Regroup 2 tens 5 ones as 1 ten 15 ones and subtract ones from ones.

Step 3: Regroup 7 hundreds 1 ten as 6 hundreds 11 tens and subtract tens from tens.

Step 4: Subtract hundreds from hundreds.

Hence, 725 - 476 = 249.

Q4: Subtract 723 from 900.

Step 1: Write the numbers in columns.

Step 2: Regroup 9 hundreds 0 tens as 8 hundreds 10  tens. Now, regroup 10  tens 0 ones as 9 tens 10  ones and subtract ones from ones.

Step 3: Subtract tens from tens.

Step 4: Subtract hundreds from hundreds.

Hence, 900 - 723 = 177.

Q5: Subtract 43 - 43 and 123 - 123
Sol:

Q6: Subtract 73 - 0 and 325 - 0
Sol:

Q7: Simplify : 553 - 250 + 189.
Sol:

Thus, 553- 250 + 189 = 492.

Q8: One day Mukesh earned ₹ 655 and spent ₹ 478. Find his savings on that day.
Sol:

Mukesh's earning = ₹ 655
His expenditure = ₹ 478
His savings = ₹ 655 - ₹ 478

Hence, Mukesh's savings = ₹ 177.

Q9: Sum of two numbers is 485. If one of them is 359, find the other.

Sum of two numbers = 485
One of the numbers = 359
The other number = 485 - 359

Hence, the other number is 126.

Q10: If the sum of 374 and 504 is subtracted from 930, what number do we get as the difference?
Sol: 

The sum of 374 and 504 is 374 + 504.

The required number is 930 - 878.

Thus, the required number is 52.