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	13	17.3	4.3 plus 13
4.4	19	23.4	4.4 plus 19
4.5	20	24.5	4.5 plus 20
0.2	9	9.2	0.2 plus 9
2.8	6.8	9.6	2.8 plus 6.8
3.7	1.8	5.5	3.7 plus 1.8