Subtract 7/56 from 18/9, Solve 2 0/9

Subtract 7/56 from 18/9

1^st number: 2 0/9, 2^nd number: 7/56

18/9 - 7/56 is 15/8.

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,
18/9 = 18 × 56/9 × 56 = 1008/504
Likewise, for the 2nd fraction, since 56 × 9 = 504,
7/56 = 7 × 9/56 × 9 = 63/504
Subtract the two like fractions:
1008/504 - 63/504 = 1008 - 63/504 = 945/504
After reducing the fraction, the answer is 15/8
In mixed form: 17/8

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