Subtract 21/48 from 7/60
7/60 - 21/48 is -77/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
7/60 = 7 × 4/60 × 4 = 28/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Subtract the two like fractions:
28/240 - 105/240 = 28 - 105/240 = -77/240
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