Subtract 20/5 from 6/72
1st number: 6/72, 2nd number: 4 0/5
6/72 - 20/5 is -47/12.
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,
6/72 = 6 × 5/72 × 5 = 30/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
20/5 = 20 × 72/5 × 72 = 1440/360 - Subtract the two like fractions:
30/360 - 1440/360 = 30 - 1440/360 = -1410/360 - After reducing the fraction, the answer is -47/12
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