Convert Mixed Number to Decimal: 3 6/20 Calculation

To solve this problem, we'll follow these steps:

• Step 1: Convert the fraction $\frac{6}{20}$ to a decimal.
• Step 2: Add the decimal result to the whole number 3.

Now, let's work through each step:
Step 1: Convert the fraction $\frac{6}{20}$ to a decimal.
Simplify the fraction $\frac{6}{20}$ by dividing the numerator and denominator by 2:
$\frac{6}{20} = \frac{3}{10}$.
Convert $\frac{3}{10}$ into a decimal, which is $0.3$.

Step 2: Add the decimal result to the whole number 3.
We have the whole number 3 and the decimal 0.3; add them together:
$3 + 0.3 = 3.3$.

Therefore, when converted to a decimal, $3\frac{6}{20}$ equals $3.3$.

Therefore, the solution to the problem is $\text{3}.3$.