Subtract 28/27 from 1/45
1st number: 1/45, 2nd number: 1 1/27
1/45 - 28/27 is -137/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 45 × 3 = 135,
1/45 = 1 × 3/45 × 3 = 3/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
28/27 = 28 × 5/27 × 5 = 140/135 - Subtract the two like fractions:
3/135 - 140/135 = 3 - 140/135 = -137/135
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