Subtract 12/72 from 80/15
1st number: 5 5/15, 2nd number: 12/72
80/15 - 12/72 is 31/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 15 × 24 = 360,
80/15 = 80 × 24/15 × 24 = 1920/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Subtract the two like fractions:
1920/360 - 60/360 = 1920 - 60/360 = 1860/360 - After reducing the fraction, the answer is 31/6
- In mixed form: 51/6
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