Subtract 40/8 from 20/35
1st number: 20/35, 2nd number: 5 0/8
20/35 - 40/8 is -31/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
20/35 = 20 × 8/35 × 8 = 160/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
40/8 = 40 × 35/8 × 35 = 1400/280 - Subtract the two like fractions:
160/280 - 1400/280 = 160 - 1400/280 = -1240/280 - After reducing the fraction, the answer is -31/7
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