Subtract 70/98 from 18/8
1st number: 2 2/8, 2nd number: 70/98
18/8 - 70/98 is 43/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
18/8 = 18 × 49/8 × 49 = 882/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
70/98 = 70 × 4/98 × 4 = 280/392 - Subtract the two like fractions:
882/392 - 280/392 = 882 - 280/392 = 602/392 - After reducing the fraction, the answer is 43/28
- In mixed form: 115/28
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