Subtract 18/80 from 50/72
50/72 - 18/80 is 169/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 72 × 10 = 720,
50/72 = 50 × 10/72 × 10 = 500/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
18/80 = 18 × 9/80 × 9 = 162/720 - Subtract the two like fractions:
500/720 - 162/720 = 500 - 162/720 = 338/720 - After reducing the fraction, the answer is 169/360
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