9 Plus 12.8 Addition :

Number 1	Number 2	Answer
9	12.8	21.8

How to calculate 9 plus 12.8 ?

Let's break down the addition of 0900 and 12.8 step by step:

   0900      <-- Start with the rightmost column
+  12.8
---------

    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.

   0900
+  12.8
---------
     8


    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.

   0900
+  12.8
---------
     08


    Add the digits in the rightmost column:
        9 + 2 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   0900
+  12.8
---------
     108


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

   0900
+  12.8
---------
     2108

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

The final result is 2108.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.1	18.8	27.9	9.1 plus 18.8
9.2	20.8	30	9.2 plus 20.8
9.3	29.8	39.1	9.3 plus 29.8
6.3	8.9	15.2	6.3 plus 8.9
8	0.7	8.7	8 plus 0.7
9.5	1.8	11.3	9.5 plus 1.8