4.2 Plus 12 Addition :

Number 1	Number 2	Answer
4.2	12	16.2

How to calculate 4.2 plus 12 ?

Let's break down the addition of 04.2 and 1200 step by step:

   04.2      <-- Start with the rightmost column
+  1200
---------

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

   04.2
+  1200
---------
     2


    Add the digits in the rightmost column:
        4 + 2 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   04.2
+  1200
---------
     6.2


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

   04.2
+  1200
---------
     16.2

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

The final result is 16.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4.3	14	18.3	4.3 plus 14
4.4	23	27.4	4.4 plus 23
4.5	31	35.5	4.5 plus 31
9.8	3.2	13	9.8 plus 3.2
7.9	9.5	17.4	7.9 plus 9.5
8.3	0.4	8.7	8.3 plus 0.4