Add 10/15 and 80/90
10/15 + 80/90 is 14/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
10/15 = 10 × 6/15 × 6 = 60/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
80/90 = 80 × 1/90 × 1 = 80/90 - Add the two like fractions:
60/90 + 80/90 = 60 + 80/90 = 140/90 - 140/90 simplified gives 14/9
- So, 10/15 + 80/90 = 14/9
In mixed form: 15/9
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