31.1 Plus 21 Addition :

Number 1 Number 2 Answer
31.1 21 52.1

How to calculate 31.1 plus 21 ?

Let's break down the addition of 31.1 and 2100 step by step:

   31.1      <-- Start with the rightmost column
+  2100
---------

    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.

   31.1
+  2100
---------
     1


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

   31.1
+  2100
---------
     2.1


    Add the digits in the rightmost column:
        3 + 2 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   31.1
+  2100
---------
     52.1

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

The final result is 52.1.
So, 31.1 + 2100 = 52.1

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