80.4 Plus 428 Addition :

Number 1	Number 2	Answer
80.4	428	508.4

How to calculate 80.4 plus 428 ?

Let's break down the addition of 080.4 and 42800 step by step:

   080.4      <-- Start with the rightmost column
+  42800
---------

    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.

   080.4
+  42800
---------
     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.

   080.4
+  42800
---------
     8.4


    Add the digits in the rightmost column:
        8 + 2 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   080.4
+  42800
---------
     08.4


    Add the digits in the rightmost column:
        0 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   080.4
+  42800
---------
     508.4

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

The final result is 508.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
80.5	432	512.5	80.5 plus 432
80.6	434	514.6	80.6 plus 434
80.7	436	516.7	80.7 plus 436
7.3	7	14.3	7.3 plus 7
4.4	3.6	8	4.4 plus 3.6
9.4	1.4	10.8	9.4 plus 1.4