Add 30/21 and 80/6
1st number: 1 9/21, 2nd number: 13 2/6
30/21 + 80/6 is 310/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
30/21 = 30 × 2/21 × 2 = 60/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
80/6 = 80 × 7/6 × 7 = 560/42 - Add the two like fractions:
60/42 + 560/42 = 60 + 560/42 = 620/42 - 620/42 simplified gives 310/21
- So, 30/21 + 80/6 = 310/21
In mixed form: 1416/21
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