Subtract 15/18 from 27/10
1st number: 2 7/10, 2nd number: 15/18
27/10 - 15/18 is 28/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
27/10 = 27 × 9/10 × 9 = 243/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
15/18 = 15 × 5/18 × 5 = 75/90 - Subtract the two like fractions:
243/90 - 75/90 = 243 - 75/90 = 168/90 - After reducing the fraction, the answer is 28/15
- In mixed form: 113/15
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