Add 21/15 and 20/50
1st number: 1 6/15, 2nd number: 20/50
21/15 + 20/50 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 15 × 10 = 150,
21/15 = 21 × 10/15 × 10 = 210/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
20/50 = 20 × 3/50 × 3 = 60/150 - Add the two like fractions:
210/150 + 60/150 = 210 + 60/150 = 270/150 - 270/150 simplified gives 9/5
- So, 21/15 + 20/50 = 9/5
In mixed form: 14/5
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