Add 12/3 and 21/10
1st number: 4 0/3, 2nd number: 2 1/10
12/3 + 21/10 is 61/10.
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,
12/3 = 12 × 10/3 × 10 = 120/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
21/10 = 21 × 3/10 × 3 = 63/30 - Add the two like fractions:
120/30 + 63/30 = 120 + 63/30 = 183/30 - 183/30 simplified gives 61/10
- So, 12/3 + 21/10 = 61/10
In mixed form: 61/10
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