8.7 Plus 39 Addition :

Number 1	Number 2	Answer
8.7	39	47.7

How to calculate 8.7 plus 39 ?

Let's break down the addition of 08.7 and 3900 step by step:

   08.7      <-- Start with the rightmost column
+  3900
---------

    Add the digits in the rightmost column:
        7 + 0 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   08.7
+  3900
---------
     7


    Add the digits in the rightmost column:
        8 + 9 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   08.7
+  3900
---------
     7.7


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

   08.7
+  3900
---------
     47.7

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

The final result is 47.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.8	46	54.8	8.8 plus 46
8.9	55	63.9	8.9 plus 55
9	62	71	9 plus 62
7.5	1.3	8.8	7.5 plus 1.3
7.9	3.6	11.5	7.9 plus 3.6
0.9	1.9	2.8	0.9 plus 1.9