Subtract 5/56 from 21/9, Solve 2 3/9

Subtract 5/56 from 21/9

1^st number: 2 3/9, 2^nd number: 5/56

21/9 - 5/56 is 377/168.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 56 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 9 × 56 = 504,
21/9 = 21 × 56/9 × 56 = 1176/504
Likewise, for the 2nd fraction, since 56 × 9 = 504,
5/56 = 5 × 9/56 × 9 = 45/504
Subtract the two like fractions:
1176/504 - 45/504 = 1176 - 45/504 = 1131/504
After reducing the fraction, the answer is 377/168
In mixed form: 241/168

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