Subtract 15/3 from 7/56
1st number: 7/56, 2nd number: 5 0/3
7/56 - 15/3 is -39/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 3 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
7/56 = 7 × 3/56 × 3 = 21/168 - Likewise, for the 2nd fraction, since 3 × 56 = 168,
15/3 = 15 × 56/3 × 56 = 840/168 - Subtract the two like fractions:
21/168 - 840/168 = 21 - 840/168 = -819/168 - After reducing the fraction, the answer is -39/8
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