Subtract 2/8 from 70/9, Solve 7 7/9

Subtract 2/8 from 70/9

1^st number: 7 7/9, 2^nd number: 2/8

70/9 - 2/8 is 271/36.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 8 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 9 × 8 = 72,
70/9 = 70 × 8/9 × 8 = 560/72
Likewise, for the 2nd fraction, since 8 × 9 = 72,
2/8 = 2 × 9/8 × 9 = 18/72
Subtract the two like fractions:
560/72 - 18/72 = 560 - 18/72 = 542/72
After reducing the fraction, the answer is 271/36
In mixed form: 719/36

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