Add 45/12 and 56/84
1st number: 3 9/12, 2nd number: 56/84
45/12 + 56/84 is 53/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
45/12 = 45 × 7/12 × 7 = 315/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
56/84 = 56 × 1/84 × 1 = 56/84 - Add the two like fractions:
315/84 + 56/84 = 315 + 56/84 = 371/84 - 371/84 simplified gives 53/12
- So, 45/12 + 56/84 = 53/12
In mixed form: 45/12
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