Subtract 10/84 from 54/18
1st number: 3 0/18, 2nd number: 10/84
54/18 - 10/84 is 121/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
54/18 = 54 × 14/18 × 14 = 756/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
10/84 = 10 × 3/84 × 3 = 30/252 - Subtract the two like fractions:
756/252 - 30/252 = 756 - 30/252 = 726/252 - After reducing the fraction, the answer is 121/42
- In mixed form: 237/42
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