Subtract 70/50 from 7/98
1st number: 7/98, 2nd number: 1 20/50
7/98 - 70/50 is -93/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 50 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 98 × 25 = 2450,
7/98 = 7 × 25/98 × 25 = 175/2450 - Likewise, for the 2nd fraction, since 50 × 49 = 2450,
70/50 = 70 × 49/50 × 49 = 3430/2450 - Subtract the two like fractions:
175/2450 - 3430/2450 = 175 - 3430/2450 = -3255/2450 - After reducing the fraction, the answer is -93/70
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