Add 90/27 and 18/90
1st number: 3 9/27, 2nd number: 18/90
90/27 + 18/90 is 53/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 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 90 × 3 = 270,
18/90 = 18 × 3/90 × 3 = 54/270 - Add the two like fractions:
900/270 + 54/270 = 900 + 54/270 = 954/270 - 954/270 simplified gives 53/15
- So, 90/27 + 18/90 = 53/15
In mixed form: 38/15
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