Add 72/3 and 21/10
1st number: 24 0/3, 2nd number: 2 1/10
72/3 + 21/10 is 261/10.
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,
72/3 = 72 × 10/3 × 10 = 720/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
21/10 = 21 × 3/10 × 3 = 63/30 - Add the two like fractions:
720/30 + 63/30 = 720 + 63/30 = 783/30 - 783/30 simplified gives 261/10
- So, 72/3 + 21/10 = 261/10
In mixed form: 261/10
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