Subtract 21/9 from 14/80
1st number: 14/80, 2nd number: 2 3/9
14/80 - 21/9 is -259/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 9 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
14/80 = 14 × 9/80 × 9 = 126/720 - Likewise, for the 2nd fraction, since 9 × 80 = 720,
21/9 = 21 × 80/9 × 80 = 1680/720 - Subtract the two like fractions:
126/720 - 1680/720 = 126 - 1680/720 = -1554/720 - After reducing the fraction, the answer is -259/120
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