EduSahara™ Worksheet

Question 1

1.

Estimate the number 149 to the nearest tens by rounding off

(i)

15
(ii)

160
(iii)

140
(iv)

150
(v)

1500

Question 2

2.

Estimate the number 496 to the nearest hundreds by rounding off

(i)

5000
(ii)

600
(iii)

500
(iv)

400
(v)

50

Question 3

3.

Estimate the number 8448 to the nearest thousands by rounding off

(i)

8000
(ii)

80000
(iii)

7000
(iv)

9000
(v)

800

Question 4

4.

Estimate the number 50755 to the nearest ten thousands by rounding off

(i)

60000
(ii)

40000
(iii)

5000
(iv)

500000
(v)

50000

Question 5

5.

Estimate the number 637 to the nearest tens by rounding off

(i)

6400
(ii)

650
(iii)

64
(iv)

630
(v)

640

Question 6

6.

Estimate the number 433 to the nearest hundreds by rounding off

(i)

4000
(ii)

40
(iii)

500
(iv)

300
(v)

400

Question 7

7.

Estimate the number 9507 to the nearest thousands by rounding off

(i)

10000
(ii)

11000
(iii)

9000
(iv)

100000
(v)

1000

Question 8

8.

Estimate the number 69431 to the nearest ten thousands by rounding off

(i)

700000
(ii)

7000
(iii)

60000
(iv)

70000
(v)

80000

Question 9

9.

Estimate the number 946 to the nearest tens by rounding off

(i)

9500
(ii)

940
(iii)

95
(iv)

960
(v)

950

Question 10

10.

Estimate the number 474 to the nearest hundreds by rounding off

(i)

500
(ii)

5000
(iii)

600
(iv)

50
(v)

400

Question 11

11.

Estimate the number 7161 to the nearest thousands by rounding off

(i)

8000
(ii)

70000
(iii)

6000
(iv)

700
(v)

7000

Question 12

12.

Estimate the number 29295 to the nearest ten thousands by rounding off

(i)

3000
(ii)

300000
(iii)

20000
(iv)

30000
(v)

40000

Question 13

13.

Estimate the number 287350 to the nearest lakhs by rounding off

(i)

30000
(ii)

3000000
(iii)

300000
(iv)

200000
(v)

400000

Question 14

14.

Estimate the number 171123612 to the nearest crores by rounding off

(i)

160000000
(ii)

180000000
(iii)

170000000
(iv)

17000000
(v)

1700000000

Question 15

15.

Estimate the number 3844696 to the nearest lakhs by rounding off

(i)

3800000
(ii)

3900000
(iii)

38000000
(iv)

3700000
(v)

380000

Question 16

16.

Estimate the number 405521463 to the nearest crores by rounding off

(i)

(-194967296)
(ii)

410000000
(iii)

400000000
(iv)

41000000
(v)

420000000

Question 17

17.

Estimate the number 881843 to the nearest lakhs by rounding off

(i)

800000
(ii)

90000
(iii)

1000000
(iv)

9000000
(v)

900000

Question 18

18.

Estimate the number 855087889 to the nearest crores by rounding off

(i)

850000000
(ii)

10065408
(iii)

870000000
(iv)

86000000
(v)

860000000

Question 19

19.

Estimate the number 804979 to the nearest lakhs by rounding off

(i)

700000
(ii)

8000000
(iii)

800000
(iv)

900000
(v)

80000

Question 20

20.

Estimate the number 719488615 to the nearest crores by rounding off

(i)

730000000
(ii)

72000000
(iii)

720000000
(iv)

(-1389934592)
(v)

710000000

Question 21

21.

Estimate the value of 1001 + 337 to the nearest hundreds by rounding off ?

(i)

130000
(ii)

130
(iii)

1300
(iv)

13
(v)

13000

Question 22

22.

Estimate the value of 773 − 291 to the nearest hundreds by rounding off ?

(i)

5
(ii)

50
(iii)

50000
(iv)

5000
(v)

500

Question 23

23.

Estimate the value of 379 ✕ 206 to the nearest hundreds by rounding off ?

(i)

800000
(ii)

80000
(iii)

8000
(iv)

8000000
(v)

800

Question 24

24.

Estimate the value of 8299 + 6272 to the nearest thousands by rounding off ?

(i)

140000
(ii)

1400000
(iii)

1400
(iv)

140
(v)

14000

Question 25

25.

Estimate the value of 964 + 589 to the nearest hundreds by rounding off ?

(i)

160
(ii)

1600
(iii)

16000
(iv)

160000
(v)

16

Question 26

26.

Estimate the value of 591 − 465 to the nearest hundreds by rounding off ?

(i)

1
(ii)

10000
(iii)

10
(iv)

100
(v)

1000

Question 27

27.

Estimate the value of 989 ✕ 381 to the nearest hundreds by rounding off ?

(i)

4000000
(ii)

4000
(iii)

40000
(iv)

400000
(v)

40000000

Question 28

28.

Estimate the value of 6561 + 5793 to the nearest thousands by rounding off ?

(i)

130000
(ii)

1300
(iii)

130
(iv)

13000
(v)

1300000

Question 29

29.

Estimate the value of 718 + 428 to the nearest hundreds by rounding off ?

(i)

11000
(ii)

110
(iii)

1100
(iv)

11
(v)

110000

Question 30

30.

Estimate the value of 656 − 133 to the nearest hundreds by rounding off ?

(i)

60000
(ii)

60
(iii)

600
(iv)

6
(v)

6000

Question 31

31.

Estimate the value of 503 ✕ 198 to the nearest hundreds by rounding off ?

(i)

1000000
(ii)

10000000
(iii)

100000
(iv)

10000
(v)

1000

Question 32

32.

Estimate the value of 10145 + 1050 to the nearest thousands by rounding off ?

(i)

1100
(ii)

110
(iii)

110000
(iv)

1100000
(v)

11000

Question 33

33.

Estimate the value of 5366 − 2631 to the nearest thousands by rounding off ?

(i)

20000
(ii)

2000
(iii)

20
(iv)

200000
(v)

200

Question 34

34.

Estimate the value of 7680 ✕ 4040 to the nearest thousands by rounding off ?

(i)

320000
(ii)

320000000
(iii)

3200000
(iv)

32000000
(v)

(-1094967296)

Question 35

35.

Estimate the value of 5132 − 3062 to the nearest thousands by rounding off ?

(i)

20
(ii)

200000
(iii)

200
(iv)

20000
(v)

2000

Question 36

36.

Estimate the value of 8463 ✕ 6833 to the nearest thousands by rounding off ?

(i)

5600000
(ii)

560000000
(iii)

56000000
(iv)

560000
(v)

1305032704

Question 37

37.

Estimate the value of 6381 − 3772 to the nearest thousands by rounding off ?

(i)

20
(ii)

200
(iii)

20000
(iv)

2000
(v)

200000

Question 38

38.

Estimate the value of 8644 ✕ 3426 to the nearest thousands by rounding off ?

(i)

27000000
(ii)

(-1594967296)
(iii)

270000000
(iv)

270000
(v)

2700000

Assignment Key