Subtract 98/80 from 20/50
1st number: 20/50, 2nd number: 1 18/80
20/50 - 98/80 is -33/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
20/50 = 20 × 8/50 × 8 = 160/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
98/80 = 98 × 5/80 × 5 = 490/400 - Subtract the two like fractions:
160/400 - 490/400 = 160 - 490/400 = -330/400 - After reducing the fraction, the answer is -33/40
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