12.9 Plus 800.9 Addition :

Number 1	Number 2	Answer
12.9	800.9	813.8

How to calculate 12.9 plus 800.9 ?

Let's break down the addition of 012.9 and 800.9 step by step:

   012.9      <-- Start with the rightmost column
+  800.9
---------

    Add the digits in the rightmost column:
        9 + 9 + 1 = 18
        Write down 8 in the rightmost column, carry over 1 to the next column.

   012.9
+  800.9
---------
     8


    Add the digits in the rightmost column:
        2 + 0 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   012.9
+  800.9
---------
     3.8


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

   012.9
+  800.9
---------
     13.8


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

   012.9
+  800.9
---------
     813.8

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

The final result is 813.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
13	808.9	821.9	13 plus 808.9
13.1	817.9	831	13.1 plus 817.9
13.2	818.9	832.1	13.2 plus 818.9
7.2	1.6	8.8	7.2 plus 1.6
2	9.4	11.4	2 plus 9.4
1.4	2.6	4	1.4 plus 2.6