Subtract 28/32 from 7/10
7/10 - 28/32 is -7/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 10 × 16 = 160,
7/10 = 7 × 16/10 × 16 = 112/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
28/32 = 28 × 5/32 × 5 = 140/160 - Subtract the two like fractions:
112/160 - 140/160 = 112 - 140/160 = -28/160 - After reducing the fraction, the answer is -7/40
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