8.5 Plus 0.4 Addition :

Number 1	Number 2	Answer
8.5	0.4	8.9

How to calculate 8.5 plus 0.4 ?

Let's break down the addition of 8.5 and 0.4 step by step:

   8.5      <-- Start with the rightmost column
+  0.4
---------

    Add the digits in the rightmost column:
        5 + 4 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   8.5
+  0.4
---------
     9


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

   8.5
+  0.4
---------
     8.9

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

The final result is 8.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.6	4.4	13	8.6 plus 4.4
8.7	13.4	22.1	8.7 plus 13.4
8.8	21.4	30.2	8.8 plus 21.4
6.5	9.7	16.2	6.5 plus 9.7
4.9	9.5	14.4	4.9 plus 9.5
5	7.1	12.1	5 plus 7.1