Subtract 81/56 from 12/3
1st number: 4 0/3, 2nd number: 1 25/56
12/3 - 81/56 is 143/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 3 × 56 = 168,
12/3 = 12 × 56/3 × 56 = 672/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
81/56 = 81 × 3/56 × 3 = 243/168 - Subtract the two like fractions:
672/168 - 243/168 = 672 - 243/168 = 429/168 - After reducing the fraction, the answer is 143/56
- In mixed form: 231/56
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