Subtract 18/16 from 15/28
1st number: 15/28, 2nd number: 1 2/16
15/28 - 18/16 is -33/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 28 × 4 = 112,
15/28 = 15 × 4/28 × 4 = 60/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
18/16 = 18 × 7/16 × 7 = 126/112 - Subtract the two like fractions:
60/112 - 126/112 = 60 - 126/112 = -66/112 - After reducing the fraction, the answer is -33/56
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