Subtract 10/8 from 16/30, Solve 16/30

Subtract 10/8 from 16/30

1^st number: 16/30, 2^nd number: 1 2/8

16/30 - 10/8 is -43/60.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 30 × 4 = 120,
16/30 = 16 × 4/30 × 4 = 64/120
Likewise, for the 2nd fraction, since 8 × 15 = 120,
10/8 = 10 × 15/8 × 15 = 150/120
Subtract the two like fractions:
64/120 - 150/120 = 64 - 150/120 = -86/120
After reducing the fraction, the answer is -43/60

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