Subtract 40/56 from 15/3
1st number: 5 0/3, 2nd number: 40/56
15/3 - 40/56 is 30/7.
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,
15/3 = 15 × 56/3 × 56 = 840/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
40/56 = 40 × 3/56 × 3 = 120/168 - Subtract the two like fractions:
840/168 - 120/168 = 840 - 120/168 = 720/168 - After reducing the fraction, the answer is 30/7
- In mixed form: 42/7
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