Subtract 8/21 from 48/9, Solve 5 3/9

Subtract 8/21 from 48/9

1^st number: 5 3/9, 2^nd number: 8/21

48/9 - 8/21 is 104/21.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 21 is 63

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 9 × 7 = 63,
48/9 = 48 × 7/9 × 7 = 336/63
Likewise, for the 2nd fraction, since 21 × 3 = 63,
8/21 = 8 × 3/21 × 3 = 24/63
Subtract the two like fractions:
336/63 - 24/63 = 336 - 24/63 = 312/63
After reducing the fraction, the answer is 104/21
In mixed form: 420/21

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