Add 5/9 and 20/45
5/9 + 20/45 is 1/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
5/9 = 5 × 5/9 × 5 = 25/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
20/45 = 20 × 1/45 × 1 = 20/45 - Add the two like fractions:
25/45 + 20/45 = 25 + 20/45 = 45/45 - 45/45 simplified gives 1/1
- So, 5/9 + 20/45 = 1/1
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