Page 48 - ICSE Math 4

4. Find the missing digits.

(a) Th H T O (b) Th H T O

9 ? 6 4 8 7 ? 6
– 2 4 ? 2 – 3 ? 7 8

? 5 1 ? ? 1 4 ?

5. Subtract the following numbers using the expanded form.

(a) 3,958 – 1,760 (b) 7,253 – 4,752
(c) 6,675 – 2,432 (d) 2,517 – 1,405

6. Find the diff erence between 7,248 and 2,931 using the es ma on method
by rounding off to the nearest 1,000. Verify the result by fi nding the actual
value.

7. Solve the following word problems.

(a) A wholesale dealer had 850 kg rice. He sold 720 kg rice. How much quan ty of
rice is he le with?

(b) Mrs Sharma had ` 8,450 in her account. She took out ` 5,050 from it.
How much money is there in her account now?

(c) A school has 2,125 students. The school decides to distribute books to them.
They have 1,950 books. How many more books do they need so that each
student gets a book?

8. Frame a word problem for the following. Also, solve them to fi nd the answer.

(a) 5,412 – 2,132 (b) 7,256 – 3,451

9. Solve the following.

(a) 165 + 438 – 106 (b) 249 + 159 – 370

(c) 1,765 + 2,453 – 789 – 1,250 (d) 267 – 1,653 + 5,782 – 372

Values and Life Skills

1. Shanaya had ` 5,989. She donated clothes worth ` 2,650 to an orphanage. How
much money is le with her? Do you think Shanaya did the right thing?

2. Amita saved ` 8,000 and she gave ` 3,200 to her brother to purchase books.
How much money is she le with? Is Amita a good sister? Jus fy your answer.

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