Add 70/84 and 81/36
1st number: 70/84, 2nd number: 2 9/36
70/84 + 81/36 is 37/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
70/84 = 70 × 3/84 × 3 = 210/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
81/36 = 81 × 7/36 × 7 = 567/252 - Add the two like fractions:
210/252 + 567/252 = 210 + 567/252 = 777/252 - 777/252 simplified gives 37/12
- So, 70/84 + 81/36 = 37/12
In mixed form: 31/12
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