Add 20/45 and 30/50
20/45 + 30/50 is 47/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 45 × 10 = 450,
20/45 = 20 × 10/45 × 10 = 200/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
30/50 = 30 × 9/50 × 9 = 270/450 - Add the two like fractions:
200/450 + 270/450 = 200 + 270/450 = 470/450 - 470/450 simplified gives 47/45
- So, 20/45 + 30/50 = 47/45
In mixed form: 12/45
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