Subtract 28/84 from 9/5
1st number: 1 4/5, 2nd number: 28/84
9/5 - 28/84 is 22/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
9/5 = 9 × 84/5 × 84 = 756/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
28/84 = 28 × 5/84 × 5 = 140/420 - Subtract the two like fractions:
756/420 - 140/420 = 756 - 140/420 = 616/420 - After reducing the fraction, the answer is 22/15
- In mixed form: 17/15
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