Subtract 63/8 from 64/7
1st number: 9 1/7, 2nd number: 7 7/8
64/7 - 63/8 is 71/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
64/7 = 64 × 8/7 × 8 = 512/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
63/8 = 63 × 7/8 × 7 = 441/56 - Subtract the two like fractions:
512/56 - 441/56 = 512 - 441/56 = 71/56 - In mixed form: 115/56
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