8.9 Plus 64.4 Addition :

Number 1	Number 2	Answer
8.9	64.4	73.3

How to calculate 8.9 plus 64.4 ?

Let's break down the addition of 08.9 and 64.4 step by step:

   08.9      <-- Start with the rightmost column
+  64.4
---------

    Add the digits in the rightmost column:
        9 + 4 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   08.9
+  64.4
---------
     3


    Add the digits in the rightmost column:
        8 + 4 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   08.9
+  64.4
---------
     3.3


    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.

   08.9
+  64.4
---------
     73.3

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

The final result is 73.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9	69.4	78.4	9 plus 69.4
9.1	77.4	86.5	9.1 plus 77.4
9.2	80.4	89.6	9.2 plus 80.4
0.3	0.5	0.8	0.3 plus 0.5
9.6	2.1	11.7	9.6 plus 2.1
8	3.5	11.5	8 plus 3.5