8.4 Plus 31 Addition :

Number 1	Number 2	Answer
8.4	31	39.4

How to calculate 8.4 plus 31 ?

Let's break down the addition of 08.4 and 3100 step by step:

   08.4      <-- Start with the rightmost column
+  3100
---------

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

   08.4
+  3100
---------
     4


    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.

   08.4
+  3100
---------
     9.4


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

   08.4
+  3100
---------
     39.4

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

The final result is 39.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.5	40	48.5	8.5 plus 40
8.6	45	53.6	8.6 plus 45
8.7	46	54.7	8.7 plus 46
0.5	1.5	2	0.5 plus 1.5
7.8	3.8	11.6	7.8 plus 3.8
0.8	4.6	5.4	0.8 plus 4.6