Subtract 70/42 from 8/27
1st number: 8/27, 2nd number: 1 28/42
8/27 - 70/42 is -37/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
8/27 = 8 × 14/27 × 14 = 112/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
70/42 = 70 × 9/42 × 9 = 630/378 - Subtract the two like fractions:
112/378 - 630/378 = 112 - 630/378 = -518/378 - After reducing the fraction, the answer is -37/27
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