Add 5/45 and 20/9
1st number: 5/45, 2nd number: 2 2/9
5/45 + 20/9 is 7/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
5/45 = 5 × 1/45 × 1 = 5/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
20/9 = 20 × 5/9 × 5 = 100/45 - Add the two like fractions:
5/45 + 100/45 = 5 + 100/45 = 105/45 - 105/45 simplified gives 7/3
- So, 5/45 + 20/9 = 7/3
In mixed form: 21/3
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