10.9 Plus 489.4 Addition :

Number 1	Number 2	Answer
10.9	489.4	500.3

How to calculate 10.9 plus 489.4 ?

Let's break down the addition of 010.9 and 489.4 step by step:

   010.9      <-- Start with the rightmost column
+  489.4
---------

    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.

   010.9
+  489.4
---------
     3


    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.

   010.9
+  489.4
---------
     0.3


    Add the digits in the rightmost column:
        1 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   010.9
+  489.4
---------
     00.3


    Add the digits in the rightmost column:
        0 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   010.9
+  489.4
---------
     500.3

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

The final result is 500.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
11	492.4	503.4	11 plus 492.4
11.1	498.4	509.5	11.1 plus 498.4
11.2	500.4	511.6	11.2 plus 500.4
1.3	0.3	1.6	1.3 plus 0.3
9.7	2.2	11.9	9.7 plus 2.2
9.8	6	15.8	9.8 plus 6