Subtract 18/16 from 5/18, Solve 5/18

Subtract 18/16 from 5/18

1^st number: 5/18, 2^nd number: 1 2/16

5/18 - 18/16 is -61/72.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144

Next, find the equivalent fraction of both fractional numbers with denominator 144
For the 1st fraction, since 18 × 8 = 144,
5/18 = 5 × 8/18 × 8 = 40/144
Likewise, for the 2nd fraction, since 16 × 9 = 144,
18/16 = 18 × 9/16 × 9 = 162/144
Subtract the two like fractions:
40/144 - 162/144 = 40 - 162/144 = -122/144
After reducing the fraction, the answer is -61/72

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