Subtract 70/20 from 60/72
1st number: 60/72, 2nd number: 3 10/20
60/72 - 70/20 is -8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
60/72 = 60 × 5/72 × 5 = 300/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
70/20 = 70 × 18/20 × 18 = 1260/360 - Subtract the two like fractions:
300/360 - 1260/360 = 300 - 1260/360 = -960/360 - After reducing the fraction, the answer is -8/3
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