Subtract 80/70 from 70/9
1st number: 7 7/9, 2nd number: 1 10/70
70/9 - 80/70 is 418/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
70/9 = 70 × 70/9 × 70 = 4900/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
80/70 = 80 × 9/70 × 9 = 720/630 - Subtract the two like fractions:
4900/630 - 720/630 = 4900 - 720/630 = 4180/630 - After reducing the fraction, the answer is 418/63
- In mixed form: 640/63
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