8.2 Plus 4 Addition :

Number 1	Number 2	Answer
8.2	4	12.2

How to calculate 8.2 plus 4 ?

Let's break down the addition of 8.2 and 400 step by step:

   8.2      <-- Start with the rightmost column
+  400
---------

    Add the digits in the rightmost column:
        2 + 0 + 0 = 2
        Write down 2 in the rightmost column, carry over 0 to the next column.

   8.2
+  400
---------
     2


    Add the digits in the rightmost column:
        8 + 4 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   8.2
+  400
---------
     2.2

    Continue to the left:
        There are no more columns to the left.

The final result is 12.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.3	10	18.3	8.3 plus 10
8.4	17	25.4	8.4 plus 17
8.5	25	33.5	8.5 plus 25
9.9	1	10.9	9.9 plus 1
4.9	3	7.9	4.9 plus 3
5.1	9.6	14.7	5.1 plus 9.6