Subtract 70/36 from 6/81
1st number: 6/81, 2nd number: 1 34/36
6/81 - 70/36 is -101/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 36 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
6/81 = 6 × 4/81 × 4 = 24/324 - Likewise, for the 2nd fraction, since 36 × 9 = 324,
70/36 = 70 × 9/36 × 9 = 630/324 - Subtract the two like fractions:
24/324 - 630/324 = 24 - 630/324 = -606/324 - After reducing the fraction, the answer is -101/54
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