6.4 Plus 64 Addition :

Number 1	Number 2	Answer
6.4	64	70.4

How to calculate 6.4 plus 64 ?

Let's break down the addition of 06.4 and 6400 step by step:

   06.4      <-- Start with the rightmost column
+  6400
---------

    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.

   06.4
+  6400
---------
     4


    Add the digits in the rightmost column:
        6 + 4 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   06.4
+  6400
---------
     0.4


    Add the digits in the rightmost column:
        0 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   06.4
+  6400
---------
     70.4

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

The final result is 70.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
6.5	66	72.5	6.5 plus 66
6.6	69	75.6	6.6 plus 69
6.7	72	78.7	6.7 plus 72
8.7	5.7	14.4	8.7 plus 5.7
7.5	9	16.5	7.5 plus 9
1.5	2.2	3.7	1.5 plus 2.2