Add 90/5 and 15/90
1st number: 18 0/5, 2nd number: 15/90
90/5 + 15/90 is 109/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
90/5 = 90 × 18/5 × 18 = 1620/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
15/90 = 15 × 1/90 × 1 = 15/90 - Add the two like fractions:
1620/90 + 15/90 = 1620 + 15/90 = 1635/90 - 1635/90 simplified gives 109/6
- So, 90/5 + 15/90 = 109/6
In mixed form: 181/6
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