Add 21/6 and 40/10
1st number: 3 3/6, 2nd number: 4 0/10
21/6 + 40/10 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
21/6 = 21 × 5/6 × 5 = 105/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
40/10 = 40 × 3/10 × 3 = 120/30 - Add the two like fractions:
105/30 + 120/30 = 105 + 120/30 = 225/30 - 225/30 simplified gives 15/2
- So, 21/6 + 40/10 = 15/2
In mixed form: 71/2
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