9 Plus 400.4 Addition :

Number 1	Number 2	Answer
9	400.4	409.4

How to calculate 9 plus 400.4 ?

Let's break down the addition of 00900 and 400.4 step by step:

   00900      <-- 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.

   00900
+  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.

   00900
+  400.4
---------
     04


    Add the digits in the rightmost column:
        9 + 0 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   00900
+  400.4
---------
     904


    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.

   00900
+  400.4
---------
     0904


    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.

   00900
+  400.4
---------
     40904

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

The final result is 40904.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.1	403.4	412.5	9.1 plus 403.4
9.2	411.4	420.6	9.2 plus 411.4
9.3	419.4	428.7	9.3 plus 419.4
8.6	7.3	15.9	8.6 plus 7.3
6.4	2.6	9	6.4 plus 2.6
2.6	0.2	2.8	2.6 plus 0.2