20.4 Plus 689.4 Addition :

Number 1	Number 2	Answer
20.4	689.4	709.8

How to calculate 20.4 plus 689.4 ?

Let's break down the addition of 020.4 and 689.4 step by step:

   020.4      <-- Start with the rightmost column
+  689.4
---------

    Add the digits in the rightmost column:
        4 + 4 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   020.4
+  689.4
---------
     8


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

   020.4
+  689.4
---------
     9.8


    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
+  689.4
---------
     09.8


    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
+  689.4
---------
     709.8

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

The final result is 709.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.5	691.4	711.9	20.5 plus 691.4
20.6	697.4	718	20.6 plus 697.4
20.7	700.4	721.1	20.7 plus 700.4
1.8	1.9	3.7	1.8 plus 1.9
8.7	4.4	13.1	8.7 plus 4.4
2.8	5	7.8	2.8 plus 5