80.4 Plus 678 Addition :

Number 1	Number 2	Answer
80.4	678	758.4

How to calculate 80.4 plus 678 ?

Let's break down the addition of 080.4 and 67800 step by step:

   080.4      <-- Start with the rightmost column
+  67800
---------

    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
+  67800
---------
     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
+  67800
---------
     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.

   080.4
+  67800
---------
     58.4


    Add the digits in the rightmost column:
        0 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   080.4
+  67800
---------
     758.4

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

The final result is 758.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
80.5	680	760.5	80.5 plus 680
80.6	685	765.6	80.6 plus 685
80.7	693	773.7	80.7 plus 693
1.6	3	4.6	1.6 plus 3
1	0.8	1.8	1 plus 0.8
5	4.2	9.2	5 plus 4.2