Subtract 18/5 from 16/72
1st number: 16/72, 2nd number: 3 3/5
16/72 - 18/5 is -152/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 5 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
16/72 = 16 × 5/72 × 5 = 80/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
18/5 = 18 × 72/5 × 72 = 1296/360 - Subtract the two like fractions:
80/360 - 1296/360 = 80 - 1296/360 = -1216/360 - After reducing the fraction, the answer is -152/45
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