Add 18/5 and 28/45
1st number: 3 3/5, 2nd number: 28/45
18/5 + 28/45 is 38/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
18/5 = 18 × 9/5 × 9 = 162/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
28/45 = 28 × 1/45 × 1 = 28/45 - Add the two like fractions:
162/45 + 28/45 = 162 + 28/45 = 190/45 - 190/45 simplified gives 38/9
- So, 18/5 + 28/45 = 38/9
In mixed form: 42/9
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