Subtract 20/84 from 25/18
1st number: 1 7/18, 2nd number: 20/84
25/18 - 20/84 is 145/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
25/18 = 25 × 14/18 × 14 = 350/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
20/84 = 20 × 3/84 × 3 = 60/252 - Subtract the two like fractions:
350/252 - 60/252 = 350 - 60/252 = 290/252 - After reducing the fraction, the answer is 145/126
- In mixed form: 119/126
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