6.9 Plus 6.6 Addition :

Number 1	Number 2	Answer
6.9	6.6	13.5

How to calculate 6.9 plus 6.6 ?

Let's break down the addition of 6.9 and 6.6 step by step:

   6.9      <-- Start with the rightmost column
+  6.6
---------

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

   6.9
+  6.6
---------
     5


    Add the digits in the rightmost column:
        6 + 6 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   6.9
+  6.6
---------
     3.5

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

The final result is 13.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7	14.6	21.6	7 plus 14.6
7.1	21.6	28.7	7.1 plus 21.6
7.2	24.6	31.8	7.2 plus 24.6
5.5	3.3	8.8	5.5 plus 3.3
9.6	5.1	14.7	9.6 plus 5.1
8	8.1	16.1	8 plus 8.1