Subtract 12/56 from 42/7
1st number: 6 0/7, 2nd number: 12/56
42/7 - 12/56 is 81/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
42/7 = 42 × 8/7 × 8 = 336/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
12/56 = 12 × 1/56 × 1 = 12/56 - Subtract the two like fractions:
336/56 - 12/56 = 336 - 12/56 = 324/56 - After reducing the fraction, the answer is 81/14
- In mixed form: 511/14
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