80.4 Plus 89 Addition :

Number 1	Number 2	Answer
80.4	89	169.4

How to calculate 80.4 plus 89 ?

Let's break down the addition of 80.4 and 8900 step by step:

   80.4      <-- Start with the rightmost column
+  8900
---------

    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
+  8900
---------
     4


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

   80.4
+  8900
---------
     9.4


    Add the digits in the rightmost column:
        8 + 8 + 1 = 16
        Write down 6 in the rightmost column, carry over 1 to the next column.

   80.4
+  8900
---------
     69.4

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

The final result is 169.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
80.5	92	172.5	80.5 plus 92
80.6	96	176.6	80.6 plus 96
80.7	100	180.7	80.7 plus 100
1.8	0.2	2	1.8 plus 0.2
4.4	9	13.4	4.4 plus 9
2.6	4.4	7	2.6 plus 4.4