3.282+0.509

The sum of 3.282 and 0.509 is 3.791.

To add 3.282 and 0.509, follow these steps:

Step 1: Align the decimal points of the two numbers.

3.282
+ 0.509
------------
Step 2: Add the numbers column by column, starting from the right.

3.282
+ 0.509
------------
3.791

Step 3: The sum of 3.282 and 0.509 is 3.791.

To find the sum of 3.282 and 0.509, you simply add the two numbers together.

Starting with the decimal point, line up the numbers vertically, making sure the placeholders are aligned.

```
3.282
+ 0.509
--------
```

Begin with the rightmost column and add the numbers together: 2 + 9 = 11. Write down the 1 in the rightmost column and carry the 1 over to the next column.

```
3.282
+ 0.509
--------
1
```

Move to the next column and add the numbers: 8 + 0 (plus the carried over 1) = 9. Write down the 9 in the next column.

```
3.282
+ 0.509
--------
19
```

Continue with the remaining columns: 3 + 5 (plus the carried over 1) = 9, 2 + 0 = 2, and 3 + 0 = 3.

```
3.282
+ 0.509
--------
3.791
```

Therefore, the sum of 3.282 and 0.509 is 3.791.