9.8 Plus 31 Addition :

Number 1	Number 2	Answer
9.8	31	40.8

How to calculate 9.8 plus 31 ?

Let's break down the addition of 09.8 and 3100 step by step:

   09.8      <-- Start with the rightmost column
+  3100
---------

    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
+  3100
---------
     8


    Add the digits in the rightmost column:
        9 + 1 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   09.8
+  3100
---------
     0.8


    Add the digits in the rightmost column:
        0 + 3 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   09.8
+  3100
---------
     40.8

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

The final result is 40.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.9	40	49.9	9.9 plus 40
10	49	59	10 plus 49
10.1	55	65.1	10.1 plus 55
0.5	6.9	7.4	0.5 plus 6.9
9.3	4.5	13.8	9.3 plus 4.5
8	9.7	17.7	8 plus 9.7