Subtract 7/9 from 70/8, Solve 8 6/8

Subtract 7/9 from 70/8

1^st number: 8 6/8, 2^nd number: 7/9

70/8 - 7/9 is 287/36.

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

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 8 × 9 = 72,
70/8 = 70 × 9/8 × 9 = 630/72
Likewise, for the 2nd fraction, since 9 × 8 = 72,
7/9 = 7 × 8/9 × 8 = 56/72
Subtract the two like fractions:
630/72 - 56/72 = 630 - 56/72 = 574/72
After reducing the fraction, the answer is 287/36
In mixed form: 735/36

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