Subtract 8/18 from 12/8, Solve 1 4/8

Subtract 8/18 from 12/8

1^st number: 1 4/8, 2^nd number: 8/18

12/8 - 8/18 is 19/18.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 8 × 9 = 72,
12/8 = 12 × 9/8 × 9 = 108/72
Likewise, for the 2nd fraction, since 18 × 4 = 72,
8/18 = 8 × 4/18 × 4 = 32/72
Subtract the two like fractions:
108/72 - 32/72 = 108 - 32/72 = 76/72
After reducing the fraction, the answer is 19/18
In mixed form: 11/18

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