Subtract 6/45 from 72/27
1st number: 2 18/27, 2nd number: 6/45
72/27 - 6/45 is 38/15.
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,
72/27 = 72 × 5/27 × 5 = 360/135 - Likewise, for the 2nd fraction, since 45 × 3 = 135,
6/45 = 6 × 3/45 × 3 = 18/135 - Subtract the two like fractions:
360/135 - 18/135 = 360 - 18/135 = 342/135 - After reducing the fraction, the answer is 38/15
- In mixed form: 28/15
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