Add 81/18 and 28/84
1st number: 4 9/18, 2nd number: 28/84
81/18 + 28/84 is 29/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
81/18 = 81 × 14/18 × 14 = 1134/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
28/84 = 28 × 3/84 × 3 = 84/252 - Add the two like fractions:
1134/252 + 84/252 = 1134 + 84/252 = 1218/252 - 1218/252 simplified gives 29/6
- So, 81/18 + 28/84 = 29/6
In mixed form: 45/6
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