Subtract 28/64 from 28/18
1st number: 1 10/18, 2nd number: 28/64
28/18 - 28/64 is 161/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 18 × 32 = 576,
28/18 = 28 × 32/18 × 32 = 896/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
28/64 = 28 × 9/64 × 9 = 252/576 - Subtract the two like fractions:
896/576 - 252/576 = 896 - 252/576 = 644/576 - After reducing the fraction, the answer is 161/144
- In mixed form: 117/144
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