Add 21/9 and 6/90
1st number: 2 3/9, 2nd number: 6/90
21/9 + 6/90 is 12/5.
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,
21/9 = 21 × 10/9 × 10 = 210/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
6/90 = 6 × 1/90 × 1 = 6/90 - Add the two like fractions:
210/90 + 6/90 = 210 + 6/90 = 216/90 - 216/90 simplified gives 12/5
- So, 21/9 + 6/90 = 12/5
In mixed form: 22/5
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