Subtract 28/80 from 49/5
1st number: 9 4/5, 2nd number: 28/80
49/5 - 28/80 is 189/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
49/5 = 49 × 16/5 × 16 = 784/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
28/80 = 28 × 1/80 × 1 = 28/80 - Subtract the two like fractions:
784/80 - 28/80 = 784 - 28/80 = 756/80 - After reducing the fraction, the answer is 189/20
- In mixed form: 99/20
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