80.9 Plus 397 Addition :

Number 1	Number 2	Answer
80.9	397	477.9

How to calculate 80.9 plus 397 ?

Let's break down the addition of 080.9 and 39700 step by step:

   080.9      <-- Start with the rightmost column
+  39700
---------

    Add the digits in the rightmost column:
        9 + 0 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   080.9
+  39700
---------
     9


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

   080.9
+  39700
---------
     7.9


    Add the digits in the rightmost column:
        8 + 9 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   080.9
+  39700
---------
     77.9


    Add the digits in the rightmost column:
        0 + 3 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   080.9
+  39700
---------
     477.9

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

The final result is 477.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
81	404	485	81 plus 404
81.1	410	491.1	81.1 plus 410
81.2	411	492.2	81.2 plus 411
1.7	7.5	9.2	1.7 plus 7.5
3.4	1.4	4.8	3.4 plus 1.4
7.7	6.9	14.6	7.7 plus 6.9