Add 25/2 and 80/9
1st number: 12 1/2, 2nd number: 8 8/9
25/2 + 80/9 is 385/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
25/2 = 25 × 9/2 × 9 = 225/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
80/9 = 80 × 2/9 × 2 = 160/18 - Add the two like fractions:
225/18 + 160/18 = 225 + 160/18 = 385/18 - So, 25/2 + 80/9 = 385/18
In mixed form: 217/18
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