10.4 Plus 128.2 Addition :

Number 1	Number 2	Answer
10.4	128.2	138.6

How to calculate 10.4 plus 128.2 ?

Let's break down the addition of 010.4 and 128.2 step by step:

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

    Add the digits in the rightmost column:
        4 + 2 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   010.4
+  128.2
---------
     6


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

   010.4
+  128.2
---------
     8.6


    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.

   010.4
+  128.2
---------
     38.6


    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.

   010.4
+  128.2
---------
     138.6

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

The final result is 138.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10.5	134.2	144.7	10.5 plus 134.2
10.6	136.2	146.8	10.6 plus 136.2
10.7	137.2	147.9	10.7 plus 137.2
1.9	9.6	11.5	1.9 plus 9.6
5.2	5	10.2	5.2 plus 5
9	9.6	18.6	9 plus 9.6