Subtract 8/21 from 49/60
49/60 - 8/21 is 61/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 21 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
49/60 = 49 × 7/60 × 7 = 343/420 - Likewise, for the 2nd fraction, since 21 × 20 = 420,
8/21 = 8 × 20/21 × 20 = 160/420 - Subtract the two like fractions:
343/420 - 160/420 = 343 - 160/420 = 183/420 - After reducing the fraction, the answer is 61/140
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