Subtract 90/36 from 20/5
1st number: 4 0/5, 2nd number: 2 18/36
20/5 - 90/36 is 3/2.
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,
20/5 = 20 × 36/5 × 36 = 720/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
90/36 = 90 × 5/36 × 5 = 450/180 - Subtract the two like fractions:
720/180 - 450/180 = 720 - 450/180 = 270/180 - After reducing the fraction, the answer is 3/2
- In mixed form: 11/2
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