Subtract 20/5 from 18/16
1st number: 1 2/16, 2nd number: 4 0/5
18/16 - 20/5 is -23/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
18/16 = 18 × 5/16 × 5 = 90/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
20/5 = 20 × 16/5 × 16 = 320/80 - Subtract the two like fractions:
90/80 - 320/80 = 90 - 320/80 = -230/80 - After reducing the fraction, the answer is -23/8
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