class 5 icse decimals quiz

1. Class 5 Math 1
Quiz – Ch 7 Decimals

2. •Decimals having equal
number of decimal
places are called
_______
Like decimals

3. •To multiply a decimal by 10, we
shift the decimal point to the
_____ by _____ place
right one

4. •0.9 x 10 = _________
•4.25 x 1000 = __________
9
4250

5. •0.004 x _________ = 4
•0.7 x 5 = ____________
1000
3.5

6. •To divide a decimal by 100, we shift
the decimal point to the _______ by
_________ places
left
two

7. •25.5 ÷ 1000 = __________
•16.5 ÷ __________ = 0.165
0.0255
100

8. •___________ ÷ 100 = 7.59
•635/100 = ______ write as
decimal
759
6.35

9. Find the place value of the underlined
digits
6.987 1.97 3.62
thousandth tenth units

10. •Write as decimals
400 + 60 + 5 + 0.2 + 0.09
465.29

11. •Write as decimal
30 + 2 + 0.7 + 0.03
32.73

12. •Write as decimal
200 + 10 + 5 +
1
10
+
4
1000
215.104

13. •Write as decimal
50 + 4 +
2
10
+
8
100
54.28

14. •Convert the pair into like
decimals
6.7 and 5.98
6.70 and 5.98

15. •Convert the pair into
like decimals
14.62 and 9.845
14.620 and 9.845

16. •Which is smaller?
0.02 0.02
15.94 15.49
=
>

17. •Which is greater?
1.89 2.05
4
5
10
4
5
100
<
>

18. •Write in ascending order
A – 4.045
B – 4.049
C – 4.006
D – 4.540
C
A
B
D

19. •Write in ascending order
A – 30.56
B – 350.6
C – 30.65
D – 305.8
A
C
D
B

20. •Write in descending order
A – 39.64
B – 396.45
C – 3.694
D – 39.463
B
A
D
C

21. •Write in descending order
A – 85.96
B – 80.96
C – 85.69
D – 80.66
A
C
B
D

22. •Add :
1.7 + 4.8 + 6.37
12.87

23. •Add :
15.75 + 20 + 116.54
152.29

24. •Add
82.45 + 13.769 + 8.684
104.903

25. •Add
0.75 + 15.9 =16.65

26. •Add
316 + 6.40 + 210.75 + 15.6
548.75

27. •Subtract
8.75 – 4.982
3.768

28. •Subtract
39.6 – 18.775
20.825

29. •Subtract
5.98 – 3.7
2.28

30. •Subtract
89 – 15.65 =73.35

31. •Subtract
350.45 – 130.375
220.075

32. 4.43 x 390
1727.70

33. 0.7 x 25
17.5

34. 3.9 x 0.6
2.34

35. 0.08 x 10.9
0.872

36. 0.9 ÷ 900
0.001

37. 18 ÷ 0.9
20

38. 1.92 ÷ 25
0.0768

39. 1.05 ÷ 1.5
0.7

40. •Round off 9.784
to nearest
tenths 9.8

41. •Round off 7.982 to
the nearest units
8

42. •Round off 0.0075 to
the nearest
hundredths 0.01

43. •Round off 819.6 to
nearest whole
number 820

44. •Build a decimal with
8 in hundredths place
2 in ones place
1 in thousandth place
5 in hundreds place
7 in tenths place
6 in tens place
562.781

45. •Number name for 2.34
Two point three four
Or
Two and thirty four hundredths

46. •Number name for 50.123
Fifty point one two three
Or
Fifty and one hundred twenty three
thousandths

47. •Number name for
234.10
Two hundred thirty four point one zero
Or
Two hundred thirty four and 10 hundredths

48. •Number name for
650.038
Six hundred fifty point zero three eight
Or
Six hundred fifty and thirty eight
thousandths