Add 12/20 and 84/27
1st number: 12/20, 2nd number: 3 3/27
12/20 + 84/27 is 167/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
12/20 = 12 × 27/20 × 27 = 324/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
84/27 = 84 × 20/27 × 20 = 1680/540 - Add the two like fractions:
324/540 + 1680/540 = 324 + 1680/540 = 2004/540 - 2004/540 simplified gives 167/45
- So, 12/20 + 84/27 = 167/45
In mixed form: 332/45
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