Subtract 20/9 from 5/10
1st number: 5/10, 2nd number: 2 2/9
5/10 - 20/9 is -31/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
5/10 = 5 × 9/10 × 9 = 45/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
20/9 = 20 × 10/9 × 10 = 200/90 - Subtract the two like fractions:
45/90 - 200/90 = 45 - 200/90 = -155/90 - After reducing the fraction, the answer is -31/18
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