Add 18/90 and 90/15
1st number: 18/90, 2nd number: 6 0/15
18/90 + 90/15 is 31/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
18/90 = 18 × 1/90 × 1 = 18/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
90/15 = 90 × 6/15 × 6 = 540/90 - Add the two like fractions:
18/90 + 540/90 = 18 + 540/90 = 558/90 - 558/90 simplified gives 31/5
- So, 18/90 + 90/15 = 31/5
In mixed form: 61/5
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