Subtract 10/16 from 27/18, Solve 1 9/18

Subtract 10/16 from 27/18

1^st number: 1 9/18, 2^nd number: 10/16

27/18 - 10/16 is 7/8.

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,
27/18 = 27 × 8/18 × 8 = 216/144
Likewise, for the 2nd fraction, since 16 × 9 = 144,
10/16 = 10 × 9/16 × 9 = 90/144
Subtract the two like fractions:
216/144 - 90/144 = 216 - 90/144 = 126/144
After reducing the fraction, the answer is 7/8

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