Subtract 15/60 from 20/9
1st number: 2 2/9, 2nd number: 15/60
20/9 - 15/60 is 71/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
20/9 = 20 × 20/9 × 20 = 400/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
15/60 = 15 × 3/60 × 3 = 45/180 - Subtract the two like fractions:
400/180 - 45/180 = 400 - 45/180 = 355/180 - After reducing the fraction, the answer is 71/36
- In mixed form: 135/36
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