12.8 Plus 505 Addition :

Number 1	Number 2	Answer
12.8	505	517.8

How to calculate 12.8 plus 505 ?

Let's break down the addition of 012.8 and 50500 step by step:

   012.8      <-- Start with the rightmost column
+  50500
---------

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

   012.8
+  50500
---------
     8


    Add the digits in the rightmost column:
        2 + 5 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   012.8
+  50500
---------
     7.8


    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.

   012.8
+  50500
---------
     17.8


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

   012.8
+  50500
---------
     517.8

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

The final result is 517.8.

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Number 1	Number 2	ANSWER:	HOW TO ?
12.9	512	524.9	12.9 plus 512
13	521	534	13 plus 521
13.1	522	535.1	13.1 plus 522
1.4	8.7	10.1	1.4 plus 8.7
7	0.2	7.2	7 plus 0.2
5.6	6.7	12.3	5.6 plus 6.7