Subtract 18/16 from 90/8
1st number: 11 2/8, 2nd number: 1 2/16
90/8 - 18/16 is 81/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 8 × 2 = 16,
90/8 = 90 × 2/8 × 2 = 180/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
18/16 = 18 × 1/16 × 1 = 18/16 - Subtract the two like fractions:
180/16 - 18/16 = 180 - 18/16 = 162/16 - After reducing the fraction, the answer is 81/8
- In mixed form: 101/8
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