Add 12/84 and 36/28
1st number: 12/84, 2nd number: 1 8/28
12/84 + 36/28 is 10/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
12/84 = 12 × 1/84 × 1 = 12/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
36/28 = 36 × 3/28 × 3 = 108/84 - Add the two like fractions:
12/84 + 108/84 = 12 + 108/84 = 120/84 - 120/84 simplified gives 10/7
- So, 12/84 + 36/28 = 10/7
In mixed form: 13/7
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