Subtract 21/32 from 28/60
28/60 - 21/32 is -91/480.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 60 × 8 = 480,
28/60 = 28 × 8/60 × 8 = 224/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
21/32 = 21 × 15/32 × 15 = 315/480 - Subtract the two like fractions:
224/480 - 315/480 = 224 - 315/480 = -91/480
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