9.9 Plus 128.2 Addition :

Number 1	Number 2	Answer
9.9	128.2	138.1

How to calculate 9.9 plus 128.2 ?

Let's break down the addition of 009.9 and 128.2 step by step:

   009.9      <-- Start with the rightmost column
+  128.2
---------

    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.

   009.9
+  128.2
---------
     1


    Add the digits in the rightmost column:
        9 + 8 + 1 = 18
        Write down 8 in the rightmost column, carry over 1 to the next column.

   009.9
+  128.2
---------
     8.1


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

   009.9
+  128.2
---------
     38.1


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

   009.9
+  128.2
---------
     138.1

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

The final result is 138.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10	135.2	145.2	10 plus 135.2
10.1	139.2	149.3	10.1 plus 139.2
10.2	143.2	153.4	10.2 plus 143.2
6	1.5	7.5	6 plus 1.5
9.6	1.8	11.4	9.6 plus 1.8
8.5	8.3	16.8	8.5 plus 8.3