9.8 Plus 18 Addition :

Number 1	Number 2	Answer
9.8	18	27.8

How to calculate 9.8 plus 18 ?

Let's break down the addition of 09.8 and 1800 step by step:

   09.8      <-- Start with the rightmost column
+  1800
---------

    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
+  1800
---------
     8


    Add the digits in the rightmost column:
        9 + 8 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   09.8
+  1800
---------
     7.8


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

   09.8
+  1800
---------
     27.8

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

The final result is 27.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.9	22	31.9	9.9 plus 22
10	23	33	10 plus 23
10.1	28	38.1	10.1 plus 28
7.7	2.5	10.2	7.7 plus 2.5
4	9.6	13.6	4 plus 9.6
9.3	1.9	11.2	9.3 plus 1.9