Subtract 8/14 from 72/42
1st number: 1 30/42, 2nd number: 8/14
72/42 - 8/14 is 8/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
72/42 = 72 × 1/42 × 1 = 72/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
8/14 = 8 × 3/14 × 3 = 24/42 - Subtract the two like fractions:
72/42 - 24/42 = 72 - 24/42 = 48/42 - After reducing the fraction, the answer is 8/7
- In mixed form: 11/7
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