Subtract 27/90 from 60/30
1st number: 2 0/30, 2nd number: 27/90
60/30 - 27/90 is 17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
60/30 = 60 × 3/30 × 3 = 180/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
27/90 = 27 × 1/90 × 1 = 27/90 - Subtract the two like fractions:
180/90 - 27/90 = 180 - 27/90 = 153/90 - After reducing the fraction, the answer is 17/10
- In mixed form: 17/10
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