9.9 Plus 8 Addition :

Number 1	Number 2	Answer
9.9	8	17.9

How to calculate 9.9 plus 8 ?

Let's break down the addition of 9.9 and 800 step by step:

   9.9      <-- Start with the rightmost column
+  800
---------

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

   9.9
+  800
---------
     9


    Add the digits in the rightmost column:
        9 + 8 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   9.9
+  800
---------
     7.9

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

The final result is 17.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10	16	26	10 plus 16
10.1	18	28.1	10.1 plus 18
10.2	27	37.2	10.2 plus 27
5	4.9	9.9	5 plus 4.9
9.5	0.9	10.4	9.5 plus 0.9
3.5	7.1	10.6	3.5 plus 7.1