Subtract 28/16 from 84/54
1st number: 1 30/54, 2nd number: 1 12/16
84/54 - 28/16 is -7/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
84/54 = 84 × 8/54 × 8 = 672/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
28/16 = 28 × 27/16 × 27 = 756/432 - Subtract the two like fractions:
672/432 - 756/432 = 672 - 756/432 = -84/432 - After reducing the fraction, the answer is -7/36
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