Subtract 9/10 from 98/90
1st number: 1 8/90, 2nd number: 9/10
98/90 - 9/10 is 17/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
98/90 = 98 × 1/90 × 1 = 98/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
9/10 = 9 × 9/10 × 9 = 81/90 - Subtract the two like fractions:
98/90 - 81/90 = 98 - 81/90 = 17/90
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