Page 46 - Maths Class 05

3. Estimate each of the following to the nearest thousand by showing actual sum.

a. b. c.
4 3 7 6 1 1 9 7 6 9 3 5 8 9 7
5 5 8 3 2 6 2 2 7 6 3 8 2 6 0

+ 6 4 9 8 3 + 9 7 5 2 4 + 3 3 1 1 0

4. Estimate each of the following to the nearest ten by showing actual difference.
a. b. c. d.
7 2 6 2 9 8 2 8 6 3 6 2
– 2 8 – 1 9 2 – 4 1 2 – 3 2 4 8

5. Estimate each of the following to the nearest hundred by showing actual difference.
a. b. c. d.
3 5 9 5 6 6 9 7 0 9 9 3 4
– 1 5 3 – 4 1 4 – 4 6 9 – 4 5 4 2

6. Estimate each of the following to the nearest thousand by showing actual difference.

a. b. c.
6 5 2 7 3 5 3 9 6 4 3 5 9 0 0
– 3 6 4 9 0 – 2 7 2 8 9 – 1 7 3 0 0

7. Find the products by estimating each of the following to the nearest ten.

a. 46 × 84 b. 96 × 22 c. 82 × 48 d. 94 × 32
8. Find the products by estimating each of the following to the nearest hundred.

a. 120 × 450 b. 184 × 444 c. 926 × 131 d. 432 × 526

9. Find the products by estimating first number upwards and second number downwards.
a. 873 × 921 b. 489 × 344 c. 967 × 143 d. 592 × 342

10. There are 87 pencils in packet x and 92 pencils in packet z. Estimate the total number of
pencils in both packets together.

11. A man purchased a shirt for ` 506 and a trousers for ` 820. Estimate the total money
spent by him on both the items.

12. Mr Papan saved ` 1,15,300 in a year. How much approximately will he save in 9 years ?

13. Find the actual and estimated quotient.

a. 838 ÷ 9 b. 639 ÷ 31 c. 5696 ÷ 12 d. 625 ÷ 27
14. 5120 samples of a medicine were distributed among 320 dealers. How many medicines

did each dealer get ? Give answer in estimation.

Mathematics-5 46