20.4 Plus 400.2 Addition :

Number 1	Number 2	Answer
20.4	400.2	420.6

How to calculate 20.4 plus 400.2 ?

Let's break down the addition of 020.4 and 400.2 step by step:

   020.4      <-- Start with the rightmost column
+  400.2
---------

    Add the digits in the rightmost column:
        4 + 2 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   020.4
+  400.2
---------
     6


    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.

   020.4
+  400.2
---------
     0.6


    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.

   020.4
+  400.2
---------
     20.6


    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.

   020.4
+  400.2
---------
     420.6

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

The final result is 420.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.5	407.2	427.7	20.5 plus 407.2
20.6	416.2	436.8	20.6 plus 416.2
20.7	423.2	443.9	20.7 plus 423.2
5	2.5	7.5	5 plus 2.5
1.2	3	4.2	1.2 plus 3
3.2	5.3	8.5	3.2 plus 5.3