Subtract 20/36 from 18/5
1st number: 3 3/5, 2nd number: 20/36
18/5 - 20/36 is 137/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 5 × 36 = 180,
18/5 = 18 × 36/5 × 36 = 648/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
20/36 = 20 × 5/36 × 5 = 100/180 - Subtract the two like fractions:
648/180 - 100/180 = 648 - 100/180 = 548/180 - After reducing the fraction, the answer is 137/45
- In mixed form: 32/45
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