Subtract 12/90 from 4/3, Solve 1 1/3

Subtract 12/90 from 4/3

1^st number: 1 1/3, 2^nd number: 12/90

4/3 - 12/90 is 6/5.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 3 × 30 = 90,
4/3 = 4 × 30/3 × 30 = 120/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
12/90 = 12 × 1/90 × 1 = 12/90
Subtract the two like fractions:
120/90 - 12/90 = 120 - 12/90 = 108/90
After reducing the fraction, the answer is 6/5
In mixed form: 11/5

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