Subtract 12/7 from 42/14
1st number: 3 0/14, 2nd number: 1 5/7
42/14 - 12/7 is 9/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 14 × 1 = 14,
42/14 = 42 × 1/14 × 1 = 42/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
12/7 = 12 × 2/7 × 2 = 24/14 - Subtract the two like fractions:
42/14 - 24/14 = 42 - 24/14 = 18/14 - After reducing the fraction, the answer is 9/7
- In mixed form: 12/7
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