Subtract 70/9 from 80/24
1st number: 3 8/24, 2nd number: 7 7/9
80/24 - 70/9 is -40/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
80/24 = 80 × 3/24 × 3 = 240/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
70/9 = 70 × 8/9 × 8 = 560/72 - Subtract the two like fractions:
240/72 - 560/72 = 240 - 560/72 = -320/72 - After reducing the fraction, the answer is -40/9
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