Subtract 12/20 from 80/36
1st number: 2 8/36, 2nd number: 12/20
80/36 - 12/20 is 73/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
80/36 = 80 × 5/36 × 5 = 400/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
12/20 = 12 × 9/20 × 9 = 108/180 - Subtract the two like fractions:
400/180 - 108/180 = 400 - 108/180 = 292/180 - After reducing the fraction, the answer is 73/45
- In mixed form: 128/45
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