Subtract 3/84 from 90/54
1st number: 1 36/54, 2nd number: 3/84
90/54 - 3/84 is 137/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
90/54 = 90 × 14/54 × 14 = 1260/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
3/84 = 3 × 9/84 × 9 = 27/756 - Subtract the two like fractions:
1260/756 - 27/756 = 1260 - 27/756 = 1233/756 - After reducing the fraction, the answer is 137/84
- In mixed form: 153/84
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