Subtract 20/28 from 4/35
4/35 - 20/28 is -3/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
4/35 = 4 × 4/35 × 4 = 16/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
20/28 = 20 × 5/28 × 5 = 100/140 - Subtract the two like fractions:
16/140 - 100/140 = 16 - 100/140 = -84/140 - After reducing the fraction, the answer is -3/5
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