6.9 Plus 9 Addition :

Number 1	Number 2	Answer
6.9	9	15.9

How to calculate 6.9 plus 9 ?

Let's break down the addition of 6.9 and 900 step by step:

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

    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.

   6.9
+  900
---------
     9


    Add the digits in the rightmost column:
        6 + 9 + 1 = 15
        Write down 5 in the rightmost column, carry over 1 to the next column.

   6.9
+  900
---------
     5.9

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

The final result is 15.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7	10	17	7 plus 10
7.1	16	23.1	7.1 plus 16
7.2	18	25.2	7.2 plus 18
3.3	6	9.3	3.3 plus 6
8.2	9.9	18.1	8.2 plus 9.9
8	9.5	17.5	8 plus 9.5