Add 20/5 and 45/9
1st number: 4 0/5, 2nd number: 5 0/9
20/5 + 45/9 is 9/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
20/5 = 20 × 9/5 × 9 = 180/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
45/9 = 45 × 5/9 × 5 = 225/45 - Add the two like fractions:
180/45 + 225/45 = 180 + 225/45 = 405/45 - 405/45 simplified gives 9/1
- So, 20/5 + 45/9 = 9/1
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