9.8 Plus 80 Addition :

Number 1	Number 2	Answer
9.8	80	89.8

How to calculate 9.8 plus 80 ?

Let's break down the addition of 09.8 and 8000 step by step:

   09.8      <-- Start with the rightmost column
+  8000
---------

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

   09.8
+  8000
---------
     8


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

   09.8
+  8000
---------
     9.8


    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.

   09.8
+  8000
---------
     89.8

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

The final result is 89.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.9	83	92.9	9.9 plus 83
10	91	101	10 plus 91
10.1	95	105.1	10.1 plus 95
2.1	2	4.1	2.1 plus 2
7.9	1.4	9.3	7.9 plus 1.4
9	7.1	16.1	9 plus 7.1