Subtract 18/70 from 90/64
1st number: 1 26/64, 2nd number: 18/70
90/64 - 18/70 is 1287/1120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 70 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 64 × 35 = 2240,
90/64 = 90 × 35/64 × 35 = 3150/2240 - Likewise, for the 2nd fraction, since 70 × 32 = 2240,
18/70 = 18 × 32/70 × 32 = 576/2240 - Subtract the two like fractions:
3150/2240 - 576/2240 = 3150 - 576/2240 = 2574/2240 - After reducing the fraction, the answer is 1287/1120
- In mixed form: 1167/1120
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