Subtract 27/10 from 4/32, Solve 4/32

Subtract 27/10 from 4/32

1^st number: 4/32, 2^nd number: 2 7/10

4/32 - 27/10 is -103/40.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 10 is 160

Next, find the equivalent fraction of both fractional numbers with denominator 160
For the 1st fraction, since 32 × 5 = 160,
4/32 = 4 × 5/32 × 5 = 20/160
Likewise, for the 2nd fraction, since 10 × 16 = 160,
27/10 = 27 × 16/10 × 16 = 432/160
Subtract the two like fractions:
20/160 - 432/160 = 20 - 432/160 = -412/160
After reducing the fraction, the answer is -103/40

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