Exercise: Decimal Fraction

Questions for: Decimal Fraction

87 - 2.59 = ?
A:
1.20
B:
1.2
C:
1.27
D:
1.28
Answer: D

3.87 - 2.59 = (3 + 0.87) - (2 + 0.59)

= 3 + 87 - 2 + 59
99 99

= 1 + 87 - 59
99 99

= 1 + 28
99

= 1.28.

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036 divided by 0.04 gives :
A:
1.009
B:
10.09
C:
100.9
D:
None of these
Answer: C
4.036 = 403.6 = 100.9
0.04 4
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0.0203 x 2.92 = ?
0.0073 x 14.5 x 0.7
A:
0.8
B:
1.45
C:
2.40
D:
3.25
Answer: A

0.0203 x 2.92 = 203 x 292 = 4 = 0.8
0.0073 x 14.5 x 0.7 73 x 145 x 7 5

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The fraction 101 27 in decimal for is:
100000
A:
.01027
B:
.10127
C:
101.00027
D:
101.000027
Answer: C
101 27 = 101 + 27 = 101 + .00027 = 101.00027
100000 100000
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The correct expression of 6.46 in the fractional form is:
A:
646
99
B:
64640
1000
C:
640
100
D:
640
99
Answer: D
6.46  = 6 + 0.46  = 6 + 46   = 594 + 46   = 640 .
99 99 99
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