Subtract 56/49 from 20/3
1st number: 6 2/3, 2nd number: 1 7/49
20/3 - 56/49 is 116/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 49 is 147
Next, find the equivalent fraction of both fractional numbers with denominator 147 - For the 1st fraction, since 3 × 49 = 147,
20/3 = 20 × 49/3 × 49 = 980/147 - Likewise, for the 2nd fraction, since 49 × 3 = 147,
56/49 = 56 × 3/49 × 3 = 168/147 - Subtract the two like fractions:
980/147 - 168/147 = 980 - 168/147 = 812/147 - After reducing the fraction, the answer is 116/21
- In mixed form: 511/21
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