Add 80/9 and 21/5
1st number: 8 8/9, 2nd number: 4 1/5
80/9 + 21/5 is 589/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
80/9 = 80 × 5/9 × 5 = 400/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
21/5 = 21 × 9/5 × 9 = 189/45 - Add the two like fractions:
400/45 + 189/45 = 400 + 189/45 = 589/45 - So, 80/9 + 21/5 = 589/45
In mixed form: 134/45
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