10.4 Plus 664 Addition :

Number 1	Number 2	Answer
10.4	664	674.4

How to calculate 10.4 plus 664 ?

Let's break down the addition of 010.4 and 66400 step by step:

   010.4      <-- Start with the rightmost column
+  66400
---------

    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.

   010.4
+  66400
---------
     4


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

   010.4
+  66400
---------
     4.4


    Add the digits in the rightmost column:
        1 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   010.4
+  66400
---------
     74.4


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

   010.4
+  66400
---------
     674.4

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

The final result is 674.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10.5	665	675.5	10.5 plus 665
10.6	672	682.6	10.6 plus 672
10.7	679	689.7	10.7 plus 679
4.9	3.9	8.8	4.9 plus 3.9
3.1	4.2	7.3	3.1 plus 4.2
1.6	2.9	4.5	1.6 plus 2.9