Subtract 28/9 from 1/90
1st number: 1/90, 2nd number: 3 1/9
1/90 - 28/9 is -31/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
1/90 = 1 × 1/90 × 1 = 1/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
28/9 = 28 × 10/9 × 10 = 280/90 - Subtract the two like fractions:
1/90 - 280/90 = 1 - 280/90 = -279/90 - After reducing the fraction, the answer is -31/10
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