Subtract 80/28 from 30/54
1st number: 30/54, 2nd number: 2 24/28
30/54 - 80/28 is -145/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
30/54 = 30 × 14/54 × 14 = 420/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
80/28 = 80 × 27/28 × 27 = 2160/756 - Subtract the two like fractions:
420/756 - 2160/756 = 420 - 2160/756 = -1740/756 - After reducing the fraction, the answer is -145/63
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