Add 21/3 and 25/10
1st number: 7 0/3, 2nd number: 2 5/10
21/3 + 25/10 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
21/3 = 21 × 10/3 × 10 = 210/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
25/10 = 25 × 3/10 × 3 = 75/30 - Add the two like fractions:
210/30 + 75/30 = 210 + 75/30 = 285/30 - 285/30 simplified gives 19/2
- So, 21/3 + 25/10 = 19/2
In mixed form: 91/2
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