3.9 Plus 5 Addition :

Number 1	Number 2	Answer
3.9	5	8.9

How to calculate 3.9 plus 5 ?

Let's break down the addition of 3.9 and 500 step by step:

   3.9      <-- Start with the rightmost column
+  500
---------

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

   3.9
+  500
---------
     9


    Add the digits in the rightmost column:
        3 + 5 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   3.9
+  500
---------
     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 ?
4	8	12	4 plus 8
4.1	13	17.1	4.1 plus 13
4.2	15	19.2	4.2 plus 15
2.8	2.2	5	2.8 plus 2.2
5.2	9.1	14.3	5.2 plus 9.1
1.7	2.4	4.1	1.7 plus 2.4