8.5 Plus 1 Addition :

Number 1	Number 2	Answer
8.5	1	9.5

How to calculate 8.5 plus 1 ?

Let's break down the addition of 8.5 and 100 step by step:

   8.5      <-- Start with the rightmost column
+  100
---------

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

   8.5
+  100
---------
     5


    Add the digits in the rightmost column:
        8 + 1 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   8.5
+  100
---------
     9.5

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

The final result is 9.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.6	2	10.6	8.6 plus 2
8.7	7	15.7	8.7 plus 7
8.8	9	17.8	8.8 plus 9
9.7	3.2	12.9	9.7 plus 3.2
5.3	2	7.3	5.3 plus 2
0.8	6.3	7.1	0.8 plus 6.3