Subtract 98/70 from 5/98
1st number: 5/98, 2nd number: 1 28/70
5/98 - 98/70 is -661/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
5/98 = 5 × 5/98 × 5 = 25/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
98/70 = 98 × 7/70 × 7 = 686/490 - Subtract the two like fractions:
25/490 - 686/490 = 25 - 686/490 = -661/490
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