4.2 Plus 9 Addition :

Number 1	Number 2	Answer
4.2	9	13.2

How to calculate 4.2 plus 9 ?

Let's break down the addition of 4.2 and 900 step by step:

   4.2      <-- Start with the rightmost column
+  900
---------

    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.

   4.2
+  900
---------
     2


    Add the digits in the rightmost column:
        4 + 9 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   4.2
+  900
---------
     3.2

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

The final result is 13.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4.3	18	22.3	4.3 plus 18
4.4	21	25.4	4.4 plus 21
4.5	30	34.5	4.5 plus 30
8.2	2.4	10.6	8.2 plus 2.4
7	8	15	7 plus 8
3.4	0.4	3.8	3.4 plus 0.4