Add 3/18 and 90/27
1st number: 3/18, 2nd number: 3 9/27
3/18 + 90/27 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
3/18 = 3 × 3/18 × 3 = 9/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
90/27 = 90 × 2/27 × 2 = 180/54 - Add the two like fractions:
9/54 + 180/54 = 9 + 180/54 = 189/54 - 189/54 simplified gives 7/2
- So, 3/18 + 90/27 = 7/2
In mixed form: 31/2
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