8.5 Plus 11.5 Addition :

Number 1	Number 2	Answer
8.5	11.5	20

How to calculate 8.5 plus 11.5 ?

Let's break down the addition of 08.5 and 11.5 step by step:

   08.5      <-- Start with the rightmost column
+  11.5
---------

    Add the digits in the rightmost column:
        5 + 5 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   08.5
+  11.5
---------
     0


    Add the digits in the rightmost column:
        8 + 1 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   08.5
+  11.5
---------
     0.0


    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.

   08.5
+  11.5
---------
     20.0

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

The final result is 20.0.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.6	13.5	22.1	8.6 plus 13.5
8.7	22.5	31.2	8.7 plus 22.5
8.8	23.5	32.3	8.8 plus 23.5
6.7	4.6	11.3	6.7 plus 4.6
2.9	4.1	7	2.9 plus 4.1
5.7	8.4	14.1	5.7 plus 8.4