20 Plus 402.4 Addition :

Number 1	Number 2	Answer
20	402.4	422.4

How to calculate 20 plus 402.4 ?

Let's break down the addition of 02000 and 402.4 step by step:

   02000      <-- Start with the rightmost column
+  402.4
---------

    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.

   02000
+  402.4
---------
     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.

   02000
+  402.4
---------
     04


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

   02000
+  402.4
---------
     204


    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.

   02000
+  402.4
---------
     2204


    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.

   02000
+  402.4
---------
     42204

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

The final result is 42204.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.1	407.4	427.5	20.1 plus 407.4
20.2	413.4	433.6	20.2 plus 413.4
20.3	418.4	438.7	20.3 plus 418.4
8.8	6.7	15.5	8.8 plus 6.7
1.9	5.2	7.1	1.9 plus 5.2
4.3	2.6	6.9	4.3 plus 2.6