8 Plus 400.4 Addition :

Number 1	Number 2	Answer
8	400.4	408.4

How to calculate 8 plus 400.4 ?

Let's break down the addition of 00800 and 400.4 step by step:

   00800      <-- Start with the rightmost column
+  400.4
---------

    Add the digits in the rightmost column:
        0 + 4 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   00800
+  400.4
---------
     4


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

   00800
+  400.4
---------
     04


    Add the digits in the rightmost column:
        8 + 0 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   00800
+  400.4
---------
     804


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

   00800
+  400.4
---------
     0804


    Add the digits in the rightmost column:
        0 + 4 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   00800
+  400.4
---------
     40804

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

The final result is 40804.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.1	407.4	415.5	8.1 plus 407.4
8.2	408.4	416.6	8.2 plus 408.4
8.3	414.4	422.7	8.3 plus 414.4
0.5	4.5	5	0.5 plus 4.5
3.6	0.7	4.3	3.6 plus 0.7
9	4.1	13.1	9 plus 4.1