Add 21/9 and 56/90
1st number: 2 3/9, 2nd number: 56/90
21/9 + 56/90 is 133/45.
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,
56/90 = 56 × 1/90 × 1 = 56/90 - Add the two like fractions:
210/90 + 56/90 = 210 + 56/90 = 266/90 - 266/90 simplified gives 133/45
- So, 21/9 + 56/90 = 133/45
In mixed form: 243/45
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