Add 18/9 and 80/45
1st number: 2 0/9, 2nd number: 1 35/45
18/9 + 80/45 is 34/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
18/9 = 18 × 5/9 × 5 = 90/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
80/45 = 80 × 1/45 × 1 = 80/45 - Add the two like fractions:
90/45 + 80/45 = 90 + 80/45 = 170/45 - 170/45 simplified gives 34/9
- So, 18/9 + 80/45 = 34/9
In mixed form: 37/9
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