Add 30/12 and 45/14
1st number: 2 6/12, 2nd number: 3 3/14
30/12 + 45/14 is 40/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
30/12 = 30 × 7/12 × 7 = 210/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
45/14 = 45 × 6/14 × 6 = 270/84 - Add the two like fractions:
210/84 + 270/84 = 210 + 270/84 = 480/84 - 480/84 simplified gives 40/7
- So, 30/12 + 45/14 = 40/7
In mixed form: 55/7
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