2.8 Plus 9 Addition :

Number 1	Number 2	Answer
2.8	9	11.8

How to calculate 2.8 plus 9 ?

Let's break down the addition of 2.8 and 900 step by step:

   2.8      <-- Start with the rightmost column
+  900
---------

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

   2.8
+  900
---------
     8


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

   2.8
+  900
---------
     1.8

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

The final result is 11.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.9	13	15.9	2.9 plus 13
3	16	19	3 plus 16
3.1	18	21.1	3.1 plus 18
7.9	8.2	16.1	7.9 plus 8.2
3.5	8.3	11.8	3.5 plus 8.3
4	3.6	7.6	4 plus 3.6