Subtract 70/75 from 10/15
10/15 - 70/75 is -4/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 75 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
10/15 = 10 × 5/15 × 5 = 50/75 - Likewise, for the 2nd fraction, since 75 × 1 = 75,
70/75 = 70 × 1/75 × 1 = 70/75 - Subtract the two like fractions:
50/75 - 70/75 = 50 - 70/75 = -20/75 - After reducing the fraction, the answer is -4/15
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