Subtract 28/84 from 98/15
1st number: 6 8/15, 2nd number: 28/84
98/15 - 28/84 is 31/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
98/15 = 98 × 28/15 × 28 = 2744/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
28/84 = 28 × 5/84 × 5 = 140/420 - Subtract the two like fractions:
2744/420 - 140/420 = 2744 - 140/420 = 2604/420 - After reducing the fraction, the answer is 31/5
- In mixed form: 61/5
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