8.4 Plus 394 Addition :

Number 1	Number 2	Answer
8.4	394	402.4

How to calculate 8.4 plus 394 ?

Let's break down the addition of 008.4 and 39400 step by step:

   008.4      <-- Start with the rightmost column
+  39400
---------

    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.

   008.4
+  39400
---------
     4


    Add the digits in the rightmost column:
        8 + 4 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   008.4
+  39400
---------
     2.4


    Add the digits in the rightmost column:
        0 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   008.4
+  39400
---------
     02.4


    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.

   008.4
+  39400
---------
     402.4

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

The final result is 402.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.5	401	409.5	8.5 plus 401
8.6	410	418.6	8.6 plus 410
8.7	416	424.7	8.7 plus 416
6.8	2.1	8.9	6.8 plus 2.1
1.6	7.3	8.9	1.6 plus 7.3
7.3	0.4	7.7	7.3 plus 0.4