Subtract 10/36 from 90/27
1st number: 3 9/27, 2nd number: 10/36
90/27 - 10/36 is 55/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
90/27 = 90 × 4/27 × 4 = 360/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
10/36 = 10 × 3/36 × 3 = 30/108 - Subtract the two like fractions:
360/108 - 30/108 = 360 - 30/108 = 330/108 - After reducing the fraction, the answer is 55/18
- In mixed form: 31/18
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