9.8 Plus 42 Addition :

Number 1	Number 2	Answer
9.8	42	51.8

How to calculate 9.8 plus 42 ?

Let's break down the addition of 09.8 and 4200 step by step:

   09.8      <-- Start with the rightmost column
+  4200
---------

    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
+  4200
---------
     8


    Add the digits in the rightmost column:
        9 + 2 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   09.8
+  4200
---------
     1.8


    Add the digits in the rightmost column:
        0 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   09.8
+  4200
---------
     51.8

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

The final result is 51.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.9	48	57.9	9.9 plus 48
10	57	67	10 plus 57
10.1	66	76.1	10.1 plus 66
5.8	9	14.8	5.8 plus 9
2.2	1.9	4.1	2.2 plus 1.9
3.5	8.9	12.4	3.5 plus 8.9