12.1 Plus 128 Addition :

Number 1 Number 2 Answer
12.1 128 140.1

How to calculate 12.1 plus 128 ?

Let's break down the addition of 012.1 and 12800 step by step:

   012.1      <-- Start with the rightmost column
+  12800
---------

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

   012.1
+  12800
---------
     1


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   012.1
+  12800
---------
     0.1


    Add the digits in the rightmost column:
        1 + 2 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   012.1
+  12800
---------
     40.1


    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.

   012.1
+  12800
---------
     140.1

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

The final result is 140.1.
So, 012.1 + 12800 = 140.1

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