Subtract 2/30 from 90/27, Solve 3 9/27

Subtract 2/30 from 90/27

1^st number: 3 9/27, 2^nd number: 2/30

90/27 - 2/30 is 49/15.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 27 × 10 = 270,
90/27 = 90 × 10/27 × 10 = 900/270
Likewise, for the 2nd fraction, since 30 × 9 = 270,
2/30 = 2 × 9/30 × 9 = 18/270
Subtract the two like fractions:
900/270 - 18/270 = 900 - 18/270 = 882/270
After reducing the fraction, the answer is 49/15
In mixed form: 34/15

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