Subtract 63/60 from 3/84
1st number: 3/84, 2nd number: 1 3/60
3/84 - 63/60 is -71/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
3/84 = 3 × 5/84 × 5 = 15/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
63/60 = 63 × 7/60 × 7 = 441/420 - Subtract the two like fractions:
15/420 - 441/420 = 15 - 441/420 = -426/420 - After reducing the fraction, the answer is -71/70
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