80.4 Plus 69 Addition :

Number 1	Number 2	Answer
80.4	69	149.4

How to calculate 80.4 plus 69 ?

Let's break down the addition of 80.4 and 6900 step by step:

   80.4      <-- Start with the rightmost column
+  6900
---------

    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
+  6900
---------
     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
+  6900
---------
     9.4


    Add the digits in the rightmost column:
        8 + 6 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   80.4
+  6900
---------
     49.4

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

The final result is 149.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
80.5	72	152.5	80.5 plus 72
80.6	81	161.6	80.6 plus 81
80.7	83	163.7	80.7 plus 83
1.2	2.9	4.1	1.2 plus 2.9
2.5	5.9	8.4	2.5 plus 5.9
3.3	3.7	7	3.3 plus 3.7