Subtract 21/10 from 14/90
1st number: 14/90, 2nd number: 2 1/10
14/90 - 21/10 is -35/18.
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,
14/90 = 14 × 1/90 × 1 = 14/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
21/10 = 21 × 9/10 × 9 = 189/90 - Subtract the two like fractions:
14/90 - 189/90 = 14 - 189/90 = -175/90 - After reducing the fraction, the answer is -35/18
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