Subtract 49/56 from 90/40
1st number: 2 10/40, 2nd number: 49/56
90/40 - 49/56 is 11/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
90/40 = 90 × 7/40 × 7 = 630/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
49/56 = 49 × 5/56 × 5 = 245/280 - Subtract the two like fractions:
630/280 - 245/280 = 630 - 245/280 = 385/280 - After reducing the fraction, the answer is 11/8
- In mixed form: 13/8
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