Add 21/15 and 72/50
1st number: 1 6/15, 2nd number: 1 22/50
21/15 + 72/50 is 71/25.
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,
72/50 = 72 × 3/50 × 3 = 216/150 - Add the two like fractions:
210/150 + 216/150 = 210 + 216/150 = 426/150 - 426/150 simplified gives 71/25
- So, 21/15 + 72/50 = 71/25
In mixed form: 221/25
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