2.2 Plus 4 Addition :

Number 1	Number 2	Answer
2.2	4	6.2

How to calculate 2.2 plus 4 ?

Let's break down the addition of 2.2 and 400 step by step:

   2.2      <-- Start with the rightmost column
+  400
---------

    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.

   2.2
+  400
---------
     2


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

   2.2
+  400
---------
     6.2

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

The final result is 6.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.3	5	7.3	2.3 plus 5
2.4	12	14.4	2.4 plus 12
2.5	15	17.5	2.5 plus 15
4.7	4	8.7	4.7 plus 4
2.1	9.9	12	2.1 plus 9.9
6.9	0.9	7.8	6.9 plus 0.9