Subtract 30/16 from 63/84
1st number: 63/84, 2nd number: 1 14/16
63/84 - 30/16 is -9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
63/84 = 63 × 4/84 × 4 = 252/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
30/16 = 30 × 21/16 × 21 = 630/336 - Subtract the two like fractions:
252/336 - 630/336 = 252 - 630/336 = -378/336 - After reducing the fraction, the answer is -9/8
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