Add 3/10 and 21/25
3/10 + 21/25 is 57/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
3/10 = 3 × 5/10 × 5 = 15/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
21/25 = 21 × 2/25 × 2 = 42/50 - Add the two like fractions:
15/50 + 42/50 = 15 + 42/50 = 57/50 - So, 3/10 + 21/25 = 57/50
In mixed form: 17/50
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