Add 90/9 and 12/5
1st number: 10 0/9, 2nd number: 2 2/5
90/9 + 12/5 is 62/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
90/9 = 90 × 5/9 × 5 = 450/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
12/5 = 12 × 9/5 × 9 = 108/45 - Add the two like fractions:
450/45 + 108/45 = 450 + 108/45 = 558/45 - 558/45 simplified gives 62/5
- So, 90/9 + 12/5 = 62/5
In mixed form: 122/5
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