Subtract 63/18 from 80/16
1st number: 5 0/16, 2nd number: 3 9/18
80/16 - 63/18 is 3/2.
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,
80/16 = 80 × 9/16 × 9 = 720/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
63/18 = 63 × 8/18 × 8 = 504/144 - Subtract the two like fractions:
720/144 - 504/144 = 720 - 504/144 = 216/144 - After reducing the fraction, the answer is 3/2
- In mixed form: 11/2
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