Subtract 90/64 from 18/8
1st number: 2 2/8, 2nd number: 1 26/64
18/8 - 90/64 is 27/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 64 is 64
Next, find the equivalent fraction of both fractional numbers with denominator 64 - For the 1st fraction, since 8 × 8 = 64,
18/8 = 18 × 8/8 × 8 = 144/64 - Likewise, for the 2nd fraction, since 64 × 1 = 64,
90/64 = 90 × 1/64 × 1 = 90/64 - Subtract the two like fractions:
144/64 - 90/64 = 144 - 90/64 = 54/64 - After reducing the fraction, the answer is 27/32
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