80.4 Plus 78 Addition :

Number 1 Number 2 Answer
80.4 78 158.4

How to calculate 80.4 plus 78 ?

Let's break down the addition of 80.4 and 7800 step by step:

   80.4      <-- Start with the rightmost column
+  7800
---------

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

   80.4
+  7800
---------
     4


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

   80.4
+  7800
---------
     8.4


    Add the digits in the rightmost column:
        8 + 7 + 1 = 15
        Write down 5 in the rightmost column, carry over 1 to the next column.

   80.4
+  7800
---------
     58.4

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

The final result is 158.4.
So, 80.4 + 7800 = 158.4

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