80.5 Plus 405 Addition :

Number 1	Number 2	Answer
80.5	405	485.5

How to calculate 80.5 plus 405 ?

Let's break down the addition of 080.5 and 40500 step by step:

   080.5      <-- Start with the rightmost column
+  40500
---------

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

   080.5
+  40500
---------
     5


    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.

   080.5
+  40500
---------
     5.5


    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.

   080.5
+  40500
---------
     85.5


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

   080.5
+  40500
---------
     485.5

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

The final result is 485.5.

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Number 1	Number 2	ANSWER:	HOW TO ?
80.6	413	493.6	80.6 plus 413
80.7	422	502.7	80.7 plus 422
80.8	427	507.8	80.8 plus 427
9.4	1	10.4	9.4 plus 1
7.7	2	9.7	7.7 plus 2
5.5	5.8	11.3	5.5 plus 5.8