Add 84/36 and 12/72
1st number: 2 12/36, 2nd number: 12/72
84/36 + 12/72 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
84/36 = 84 × 2/36 × 2 = 168/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
12/72 = 12 × 1/72 × 1 = 12/72 - Add the two like fractions:
168/72 + 12/72 = 168 + 12/72 = 180/72 - 180/72 simplified gives 5/2
- So, 84/36 + 12/72 = 5/2
In mixed form: 21/2
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