Subtract 63/64 from 8/7
1st number: 1 1/7, 2nd number: 63/64
8/7 - 63/64 is 71/448.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 64 is 448
Next, find the equivalent fraction of both fractional numbers with denominator 448 - For the 1st fraction, since 7 × 64 = 448,
8/7 = 8 × 64/7 × 64 = 512/448 - Likewise, for the 2nd fraction, since 64 × 7 = 448,
63/64 = 63 × 7/64 × 7 = 441/448 - Subtract the two like fractions:
512/448 - 441/448 = 512 - 441/448 = 71/448
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