Subtract 18/70 from 56/40
1st number: 1 16/40, 2nd number: 18/70
56/40 - 18/70 is 8/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
56/40 = 56 × 7/40 × 7 = 392/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
18/70 = 18 × 4/70 × 4 = 72/280 - Subtract the two like fractions:
392/280 - 72/280 = 392 - 72/280 = 320/280 - After reducing the fraction, the answer is 8/7
- In mixed form: 11/7
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