Subtract 72/7 from 28/6
1st number: 4 4/6, 2nd number: 10 2/7
28/6 - 72/7 is -118/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
28/6 = 28 × 7/6 × 7 = 196/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
72/7 = 72 × 6/7 × 6 = 432/42 - Subtract the two like fractions:
196/42 - 432/42 = 196 - 432/42 = -236/42 - After reducing the fraction, the answer is -118/21
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