Subtract 30/56 from 2/8
2/8 - 30/56 is -2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
2/8 = 2 × 7/8 × 7 = 14/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
30/56 = 30 × 1/56 × 1 = 30/56 - Subtract the two like fractions:
14/56 - 30/56 = 14 - 30/56 = -16/56 - After reducing the fraction, the answer is -2/7
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