12.1 Plus 200 Addition :

Number 1	Number 2	Answer
12.1	200	212.1

How to calculate 12.1 plus 200 ?

Let's break down the addition of 012.1 and 20000 step by step:

   012.1      <-- Start with the rightmost column
+  20000
---------

    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
+  20000
---------
     1


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

   012.1
+  20000
---------
     2.1


    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
+  20000
---------
     12.1


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

   012.1
+  20000
---------
     212.1

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

The final result is 212.1.

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Number 1	Number 2	ANSWER:	HOW TO ?
12.2	209	221.2	12.2 plus 209
12.3	211	223.3	12.3 plus 211
12.4	216	228.4	12.4 plus 216
6.8	2.8	9.6	6.8 plus 2.8
2.3	4.2	6.5	2.3 plus 4.2
5	7.9	12.9	5 plus 7.9