Add 84/14 and 45/12
1st number: 6 0/14, 2nd number: 3 9/12
84/14 + 45/12 is 39/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
84/14 = 84 × 6/14 × 6 = 504/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
45/12 = 45 × 7/12 × 7 = 315/84 - Add the two like fractions:
504/84 + 315/84 = 504 + 315/84 = 819/84 - 819/84 simplified gives 39/4
- So, 84/14 + 45/12 = 39/4
In mixed form: 93/4
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