Add 5/90 and 18/3
1st number: 5/90, 2nd number: 6 0/3
5/90 + 18/3 is 109/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 3 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
5/90 = 5 × 1/90 × 1 = 5/90 - Likewise, for the 2nd fraction, since 3 × 30 = 90,
18/3 = 18 × 30/3 × 30 = 540/90 - Add the two like fractions:
5/90 + 540/90 = 5 + 540/90 = 545/90 - 545/90 simplified gives 109/18
- So, 5/90 + 18/3 = 109/18
In mixed form: 61/18
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