Add 20/9 and 90/36
1st number: 2 2/9, 2nd number: 2 18/36
20/9 + 90/36 is 85/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
20/9 = 20 × 4/9 × 4 = 80/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
90/36 = 90 × 1/36 × 1 = 90/36 - Add the two like fractions:
80/36 + 90/36 = 80 + 90/36 = 170/36 - 170/36 simplified gives 85/18
- So, 20/9 + 90/36 = 85/18
In mixed form: 413/18
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