Subtract 70/48 from 7/72
1st number: 7/72, 2nd number: 1 22/48
7/72 - 70/48 is -49/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 72 × 2 = 144,
7/72 = 7 × 2/72 × 2 = 14/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
70/48 = 70 × 3/48 × 3 = 210/144 - Subtract the two like fractions:
14/144 - 210/144 = 14 - 210/144 = -196/144 - After reducing the fraction, the answer is -49/36
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