Add 90/9 and 80/90
1st number: 10 0/9, 2nd number: 80/90
90/9 + 80/90 is 98/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
90/9 = 90 × 10/9 × 10 = 900/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
80/90 = 80 × 1/90 × 1 = 80/90 - Add the two like fractions:
900/90 + 80/90 = 900 + 80/90 = 980/90 - 980/90 simplified gives 98/9
- So, 90/9 + 80/90 = 98/9
In mixed form: 108/9
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