EduSahara™ Worksheet

Question 1

1.

Estimate the number 522 to the nearest tens by rounding off

(i)

510
(ii)

530
(iii)

5200
(iv)

520
(v)

52

Question 2

2.

Estimate the number 782 to the nearest hundreds by rounding off

(i)

800
(ii)

700
(iii)

8000
(iv)

80
(v)

900

Question 3

3.

Estimate the number 5110 to the nearest thousands by rounding off

(i)

500
(ii)

5000
(iii)

4000
(iv)

6000
(v)

50000

Question 4

4.

Estimate the number 12352 to the nearest ten thousands by rounding off

(i)

1000
(ii)

20000
(iii)

10000
(iv)

0
(v)

100000

Question 5

5.

Estimate the number 515 to the nearest tens by rounding off

(i)

510
(ii)

530
(iii)

52
(iv)

520
(v)

5200

Question 6

6.

Estimate the number 321 to the nearest hundreds by rounding off

(i)

300
(ii)

3000
(iii)

200
(iv)

30
(v)

400

Question 7

7.

Estimate the number 7932 to the nearest thousands by rounding off

(i)

9000
(ii)

800
(iii)

7000
(iv)

80000
(v)

8000

Question 8

8.

Estimate the number 24161 to the nearest ten thousands by rounding off

(i)

2000
(ii)

20000
(iii)

30000
(iv)

200000
(v)

10000

Question 9

9.

Estimate the number 429 to the nearest tens by rounding off

(i)

430
(ii)

440
(iii)

4300
(iv)

420
(v)

43

Question 10

10.

Estimate the number 423 to the nearest hundreds by rounding off

(i)

40
(ii)

300
(iii)

400
(iv)

4000
(v)

500

Question 11

11.

Estimate the number 4783 to the nearest thousands by rounding off

(i)

6000
(ii)

50000
(iii)

500
(iv)

4000
(v)

5000

Question 12

12.

Estimate the number 65902 to the nearest ten thousands by rounding off

(i)

60000
(ii)

7000
(iii)

700000
(iv)

70000
(v)

80000

Question 13

13.

Estimate the number 1839980 to the nearest lakhs by rounding off

(i)

1700000
(ii)

180000
(iii)

18000000
(iv)

1800000
(v)

1900000

Question 14

14.

Estimate the number 860619052 to the nearest crores by rounding off

(i)

870000000
(ii)

850000000
(iii)

10065408
(iv)

860000000
(v)

86000000

Question 15

15.

Estimate the number 7260653 to the nearest lakhs by rounding off

(i)

730000
(ii)

7400000
(iii)

73000000
(iv)

7200000
(v)

7300000

Question 16

16.

Estimate the number 510318882 to the nearest crores by rounding off

(i)

510000000
(ii)

500000000
(iii)

805032704
(iv)

520000000
(v)

51000000

Question 17

17.

Estimate the number 9197675 to the nearest lakhs by rounding off

(i)

9300000
(ii)

9100000
(iii)

9200000
(iv)

92000000
(v)

920000

Question 18

18.

Estimate the number 218482826 to the nearest crores by rounding off

(i)

210000000
(ii)

(-2094967296)
(iii)

230000000
(iv)

22000000
(v)

220000000

Question 19

19.

Estimate the number 6773030 to the nearest lakhs by rounding off

(i)

6800000
(ii)

6900000
(iii)

680000
(iv)

68000000
(v)

6700000

Question 20

20.

Estimate the number 210586732 to the nearest crores by rounding off

(i)

2100000000
(ii)

21000000
(iii)

210000000
(iv)

200000000
(v)

220000000

Question 21

21.

Estimate the value of 898 + 330 to the nearest hundreds by rounding off ?

(i)

12000
(ii)

1200
(iii)

120000
(iv)

12
(v)

120

Question 22

22.

Estimate the value of 936 − 183 to the nearest hundreds by rounding off ?

(i)

70
(ii)

7000
(iii)

7
(iv)

700
(v)

70000

Question 23

23.

Estimate the value of 945 ✕ 311 to the nearest hundreds by rounding off ?

(i)

2700000
(ii)

27000
(iii)

2700
(iv)

270000
(v)

27000000

Question 24

24.

Estimate the value of 2052 + 1402 to the nearest thousands by rounding off ?

(i)

3000
(ii)

300000
(iii)

30
(iv)

30000
(v)

300

Question 25

25.

Estimate the value of 978 + 578 to the nearest hundreds by rounding off ?

(i)

16000
(ii)

160
(iii)

1600
(iv)

16
(v)

160000

Question 26

26.

Estimate the value of 968 − 387 to the nearest hundreds by rounding off ?

(i)

600
(ii)

60000
(iii)

6000
(iv)

6
(v)

60

Question 27

27.

Estimate the value of 707 ✕ 398 to the nearest hundreds by rounding off ?

(i)

280000
(ii)

28000
(iii)

2800000
(iv)

28000000
(v)

2800

Question 28

28.

Estimate the value of 3779 + 3251 to the nearest thousands by rounding off ?

(i)

7000
(ii)

700000
(iii)

70
(iv)

700
(v)

70000

Question 29

29.

Estimate the value of 723 + 620 to the nearest hundreds by rounding off ?

(i)

130
(ii)

130000
(iii)

13000
(iv)

1300
(v)

13

Question 30

30.

Estimate the value of 355 − 144 to the nearest hundreds by rounding off ?

(i)

3000
(ii)

3
(iii)

30
(iv)

30000
(v)

300

Question 31

31.

Estimate the value of 610 ✕ 392 to the nearest hundreds by rounding off ?

(i)

24000000
(ii)

2400000
(iii)

2400
(iv)

24000
(v)

240000

Question 32

32.

Estimate the value of 2314 + 1005 to the nearest thousands by rounding off ?

(i)

30000
(ii)

300
(iii)

300000
(iv)

30
(v)

3000

Question 33

33.

Estimate the value of 9400 − 3712 to the nearest thousands by rounding off ?

(i)

5000
(ii)

500000
(iii)

50000
(iv)

50
(v)

500

Question 34

34.

Estimate the value of 9612 ✕ 2634 to the nearest thousands by rounding off ?

(i)

3000000
(ii)

300000000
(iii)

(-1294967296)
(iv)

300000
(v)

30000000

Question 35

35.

Estimate the value of 6664 − 5376 to the nearest thousands by rounding off ?

(i)

200
(ii)

20
(iii)

200000
(iv)

2000
(v)

20000

Question 36

36.

Estimate the value of 9595 ✕ 3203 to the nearest thousands by rounding off ?

(i)

300000
(ii)

(-1294967296)
(iii)

30000000
(iv)

3000000
(v)

300000000

Question 37

37.

Estimate the value of 8831 − 2903 to the nearest thousands by rounding off ?

(i)

6000
(ii)

60
(iii)

600
(iv)

60000
(v)

600000

Question 38

38.

Estimate the value of 7102 ✕ 5053 to the nearest thousands by rounding off ?

(i)

(-794967296)
(ii)

3500000
(iii)

35000000
(iv)

350000000
(v)

350000

Assignment Key