Subtract 8/90 from 15/10
1st number: 1 5/10, 2nd number: 8/90
15/10 - 8/90 is 127/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
15/10 = 15 × 9/10 × 9 = 135/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
8/90 = 8 × 1/90 × 1 = 8/90 - Subtract the two like fractions:
135/90 - 8/90 = 135 - 8/90 = 127/90 - In mixed form: 137/90
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