Subtract 25/90 from 54/20
1st number: 2 14/20, 2nd number: 25/90
54/20 - 25/90 is 109/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
54/20 = 54 × 9/20 × 9 = 486/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
25/90 = 25 × 2/90 × 2 = 50/180 - Subtract the two like fractions:
486/180 - 50/180 = 486 - 50/180 = 436/180 - After reducing the fraction, the answer is 109/45
- In mixed form: 219/45
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