Subtract 20/8 from 49/9, Solve 5 4/9

Subtract 20/8 from 49/9

1^st number: 5 4/9, 2^nd number: 2 4/8

49/9 - 20/8 is 53/18.

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,
49/9 = 49 × 8/9 × 8 = 392/72
Likewise, for the 2nd fraction, since 8 × 9 = 72,
20/8 = 20 × 9/8 × 9 = 180/72
Subtract the two like fractions:
392/72 - 180/72 = 392 - 180/72 = 212/72
After reducing the fraction, the answer is 53/18
In mixed form: 217/18

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