Subtract 70/81 from 56/36
1st number: 1 20/36, 2nd number: 70/81
56/36 - 70/81 is 56/81.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 36 × 9 = 324,
56/36 = 56 × 9/36 × 9 = 504/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
70/81 = 70 × 4/81 × 4 = 280/324 - Subtract the two like fractions:
504/324 - 280/324 = 504 - 280/324 = 224/324 - After reducing the fraction, the answer is 56/81
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