Subtract 84/63 from 80/9
1st number: 8 8/9, 2nd number: 1 21/63
80/9 - 84/63 is 68/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
80/9 = 80 × 7/9 × 7 = 560/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
84/63 = 84 × 1/63 × 1 = 84/63 - Subtract the two like fractions:
560/63 - 84/63 = 560 - 84/63 = 476/63 - After reducing the fraction, the answer is 68/9
- In mixed form: 75/9
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