Subtract 8/70 from 27/42
27/42 - 8/70 is 37/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
27/42 = 27 × 5/42 × 5 = 135/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
8/70 = 8 × 3/70 × 3 = 24/210 - Subtract the two like fractions:
135/210 - 24/210 = 135 - 24/210 = 111/210 - After reducing the fraction, the answer is 37/70
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