Subtract 9/28 from 18/8, Solve 2 2/8

Subtract 9/28 from 18/8

1^st number: 2 2/8, 2^nd number: 9/28

18/8 - 9/28 is 27/14.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56

Next, find the equivalent fraction of both fractional numbers with denominator 56
For the 1st fraction, since 8 × 7 = 56,
18/8 = 18 × 7/8 × 7 = 126/56
Likewise, for the 2nd fraction, since 28 × 2 = 56,
9/28 = 9 × 2/28 × 2 = 18/56
Subtract the two like fractions:
126/56 - 18/56 = 126 - 18/56 = 108/56
After reducing the fraction, the answer is 27/14
In mixed form: 113/14

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