Subtract 15/36 from 42/70
42/70 - 15/36 is 11/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
42/70 = 42 × 18/70 × 18 = 756/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
15/36 = 15 × 35/36 × 35 = 525/1260 - Subtract the two like fractions:
756/1260 - 525/1260 = 756 - 525/1260 = 231/1260 - After reducing the fraction, the answer is 11/60
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