Subtract 90/18 from 2/16
1st number: 2/16, 2nd number: 5 0/18
2/16 - 90/18 is -39/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
2/16 = 2 × 9/16 × 9 = 18/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
90/18 = 90 × 8/18 × 8 = 720/144 - Subtract the two like fractions:
18/144 - 720/144 = 18 - 720/144 = -702/144 - After reducing the fraction, the answer is -39/8
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