8.6 Plus 1 Addition :

Number 1	Number 2	Answer
8.6	1	9.6

How to calculate 8.6 plus 1 ?

Let's break down the addition of 8.6 and 100 step by step:

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

    Add the digits in the rightmost column:
        6 + 0 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   8.6
+  100
---------
     6


    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.

   8.6
+  100
---------
     9.6

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

The final result is 9.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.7	7	15.7	8.7 plus 7
8.8	16	24.8	8.8 plus 16
8.9	21	29.9	8.9 plus 21
2.1	2	4.1	2.1 plus 2
9.1	1.5	10.6	9.1 plus 1.5
3.5	9.3	12.8	3.5 plus 9.3