Subtract 42/56 from 3/16
3/16 - 42/56 is -9/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 56 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
3/16 = 3 × 7/16 × 7 = 21/112 - Likewise, for the 2nd fraction, since 56 × 2 = 112,
42/56 = 42 × 2/56 × 2 = 84/112 - Subtract the two like fractions:
21/112 - 84/112 = 21 - 84/112 = -63/112 - After reducing the fraction, the answer is -9/16
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