Subtract 90/3 from 49/54
1st number: 49/54, 2nd number: 30 0/3
49/54 - 90/3 is -1571/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 3 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
49/54 = 49 × 1/54 × 1 = 49/54 - Likewise, for the 2nd fraction, since 3 × 18 = 54,
90/3 = 90 × 18/3 × 18 = 1620/54 - Subtract the two like fractions:
49/54 - 1620/54 = 49 - 1620/54 = -1571/54
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