Subtract 1/54 from 90/28
1st number: 3 6/28, 2nd number: 1/54
90/28 - 1/54 is 604/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
90/28 = 90 × 27/28 × 27 = 2430/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
1/54 = 1 × 14/54 × 14 = 14/756 - Subtract the two like fractions:
2430/756 - 14/756 = 2430 - 14/756 = 2416/756 - After reducing the fraction, the answer is 604/189
- In mixed form: 337/189
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