Subtract 36/70 from 4/28
4/28 - 36/70 is -13/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
4/28 = 4 × 5/28 × 5 = 20/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
36/70 = 36 × 2/70 × 2 = 72/140 - Subtract the two like fractions:
20/140 - 72/140 = 20 - 72/140 = -52/140 - After reducing the fraction, the answer is -13/35
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