Subtract 84/45 from 8/27
1st number: 8/27, 2nd number: 1 39/45
8/27 - 84/45 is -212/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 45 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
8/27 = 8 × 5/27 × 5 = 40/135 - Likewise, for the 2nd fraction, since 45 × 3 = 135,
84/45 = 84 × 3/45 × 3 = 252/135 - Subtract the two like fractions:
40/135 - 252/135 = 40 - 252/135 = -212/135
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