Subtract 70/80 from 98/15
1st number: 6 8/15, 2nd number: 70/80
98/15 - 70/80 is 679/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
98/15 = 98 × 16/15 × 16 = 1568/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
70/80 = 70 × 3/80 × 3 = 210/240 - Subtract the two like fractions:
1568/240 - 210/240 = 1568 - 210/240 = 1358/240 - After reducing the fraction, the answer is 679/120
- In mixed form: 579/120
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