Add 15/2 and 21/25
1st number: 7 1/2, 2nd number: 21/25
15/2 + 21/25 is 417/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 2 × 25 = 50,
15/2 = 15 × 25/2 × 25 = 375/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
21/25 = 21 × 2/25 × 2 = 42/50 - Add the two like fractions:
375/50 + 42/50 = 375 + 42/50 = 417/50 - So, 15/2 + 21/25 = 417/50
In mixed form: 817/50
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