Page 53 - Revised Maths Wisdom Class - 3

Subtracti on of 4-Digit Numbers 51

Example 2: An orchard has mango trees and papaya trees. Out of the total 3845 trees,
there are 1986 mango trees. How many papaya trees are there?

Solution: Total number of trees = 3845 Th H T O

Number of mango trees = 1986 2 17 13 15
4
8
3
5
Number of papaya trees = 3845 – 1986 = 1859 – 1 9 8 6
Hence, the number of papaya trees is 1859. 1 8 5 9

Exercise 4D
© G. Ram Books (P.) Ltd.©

1 2872 students study at school 'A' and 1584 at school 'B'. How many more students
study at school 'A'?

2 The sum of two numbers is 8342. If one of the numbers is 6985, what is the other
number?

3 There are 4000 students in a school. If 2894 of them are boys, how

many are girls?

4 During a birthday party, Mr. Kaushik ordered 3450 cups of ice cream.
At the end of the party, 279 cups were left . How many cups of ice
cream were used?

5 There were 9000 people watching a match in a stadium. Due to rain 2479 people left
the stadium. How many people watched the match in the stadium till end?

6 A farm sold 6892 eggs in fi rst week. It sold 1985
less eggs in the second week. How many eggs were
sold in the second week?

7 A wildlife park had 1354 elephants and
394 deer. If 295 elephants were transferred

to another park, how many animals were
left in the wildlife park?

Addition and Subtraction Together

When addition and subtraction are given together, fi rst we always add and then
subtract.