20.4 Plus 684 Addition :

Number 1	Number 2	Answer
20.4	684	704.4

How to calculate 20.4 plus 684 ?

Let's break down the addition of 020.4 and 68400 step by step:

   020.4      <-- Start with the rightmost column
+  68400
---------

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

   020.4
+  68400
---------
     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.

   020.4
+  68400
---------
     4.4


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   020.4
+  68400
---------
     04.4


    Add the digits in the rightmost column:
        0 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   020.4
+  68400
---------
     704.4

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

The final result is 704.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.5	690	710.5	20.5 plus 690
20.6	693	713.6	20.6 plus 693
20.7	701	721.7	20.7 plus 701
2.7	5	7.7	2.7 plus 5
2.7	3	5.7	2.7 plus 3
7.5	1.4	8.9	7.5 plus 1.4