Add 20/45 and 80/9
1st number: 20/45, 2nd number: 8 8/9
20/45 + 80/9 is 28/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
20/45 = 20 × 1/45 × 1 = 20/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
80/9 = 80 × 5/9 × 5 = 400/45 - Add the two like fractions:
20/45 + 400/45 = 20 + 400/45 = 420/45 - 420/45 simplified gives 28/3
- So, 20/45 + 80/9 = 28/3
In mixed form: 91/3
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