8 Plus 4.2 Addition :

Number 1	Number 2	Answer
8	4.2	12.2

How to calculate 8 plus 4.2 ?

Let's break down the addition of 800 and 4.2 step by step:

   800      <-- Start with the rightmost column
+  4.2
---------

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

   800
+  4.2
---------
     2


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

   800
+  4.2
---------
     02


    Add the digits in the rightmost column:
        8 + 4 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   800
+  4.2
---------
     202

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

The final result is 1202.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.1	11.2	19.3	8.1 plus 11.2
8.2	16.2	24.4	8.2 plus 16.2
8.3	23.2	31.5	8.3 plus 23.2
3.8	8.4	12.2	3.8 plus 8.4
2	2.6	4.6	2 plus 2.6
4.4	8.4	12.8	4.4 plus 8.4