Subtract 20/70 from 56/9, Solve 6 2/9

Subtract 20/70 from 56/9

1^st number: 6 2/9, 2^nd number: 20/70

56/9 - 20/70 is 374/63.

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,
56/9 = 56 × 70/9 × 70 = 3920/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
20/70 = 20 × 9/70 × 9 = 180/630
Subtract the two like fractions:
3920/630 - 180/630 = 3920 - 180/630 = 3740/630
After reducing the fraction, the answer is 374/63
In mixed form: 559/63

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