10.9 Plus 421.2 Addition :

Number 1	Number 2	Answer
10.9	421.2	432.1

How to calculate 10.9 plus 421.2 ?

Let's break down the addition of 010.9 and 421.2 step by step:

   010.9      <-- Start with the rightmost column
+  421.2
---------

    Add the digits in the rightmost column:
        9 + 2 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   010.9
+  421.2
---------
     1


    Add the digits in the rightmost column:
        0 + 1 + 0 = 2
        Write down 2 in the rightmost column, carry over 0 to the next column.

   010.9
+  421.2
---------
     2.1


    Add the digits in the rightmost column:
        1 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   010.9
+  421.2
---------
     32.1


    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.

   010.9
+  421.2
---------
     432.1

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

The final result is 432.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
11	422.2	433.2	11 plus 422.2
11.1	431.2	442.3	11.1 plus 431.2
11.2	434.2	445.4	11.2 plus 434.2
1.3	0.8	2.1	1.3 plus 0.8
7.3	2.9	10.2	7.3 plus 2.9
3.5	0.5	4	3.5 plus 0.5