Add 21/15 and 25/50
1st number: 1 6/15, 2nd number: 25/50
21/15 + 25/50 is 19/10.
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,
25/50 = 25 × 3/50 × 3 = 75/150 - Add the two like fractions:
210/150 + 75/150 = 210 + 75/150 = 285/150 - 285/150 simplified gives 19/10
- So, 21/15 + 25/50 = 19/10
In mixed form: 19/10
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