4.7 Plus 3.9 Addition :

Number 1	Number 2	Answer
4.7	3.9	8.6

How to calculate 4.7 plus 3.9 ?

Let's break down the addition of 4.7 and 3.9 step by step:

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

    Add the digits in the rightmost column:
        7 + 9 + 1 = 16
        Write down 6 in the rightmost column, carry over 1 to the next column.

   4.7
+  3.9
---------
     6


    Add the digits in the rightmost column:
        4 + 3 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   4.7
+  3.9
---------
     8.6

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

The final result is 8.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4.8	9.9	14.7	4.8 plus 9.9
4.9	12.9	17.8	4.9 plus 12.9
5	19.9	24.9	5 plus 19.9
5.4	7.2	12.6	5.4 plus 7.2
9.7	5.8	15.5	9.7 plus 5.8
6.6	8.6	15.2	6.6 plus 8.6