Subtract 70/45 from 7/27
1st number: 7/27, 2nd number: 1 25/45
7/27 - 70/45 is -35/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 45 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
7/27 = 7 × 5/27 × 5 = 35/135 - Likewise, for the 2nd fraction, since 45 × 3 = 135,
70/45 = 70 × 3/45 × 3 = 210/135 - Subtract the two like fractions:
35/135 - 210/135 = 35 - 210/135 = -175/135 - After reducing the fraction, the answer is -35/27
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