Subtract 1/81 from 50/18, Solve 2 14/18

Subtract 1/81 from 50/18

1^st number: 2 14/18, 2^nd number: 1/81

50/18 - 1/81 is 224/81.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 81 is 162

Next, find the equivalent fraction of both fractional numbers with denominator 162
For the 1st fraction, since 18 × 9 = 162,
50/18 = 50 × 9/18 × 9 = 450/162
Likewise, for the 2nd fraction, since 81 × 2 = 162,
1/81 = 1 × 2/81 × 2 = 2/162
Subtract the two like fractions:
450/162 - 2/162 = 450 - 2/162 = 448/162
After reducing the fraction, the answer is 224/81
In mixed form: 262/81

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