4.9 Plus 4 Addition :

Number 1	Number 2	Answer
4.9	4	8.9

How to calculate 4.9 plus 4 ?

Let's break down the addition of 4.9 and 400 step by step:

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

    Add the digits in the rightmost column:
        9 + 0 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   4.9
+  400
---------
     9


    Add the digits in the rightmost column:
        4 + 4 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   4.9
+  400
---------
     8.9

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

The final result is 8.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
5	7	12	5 plus 7
5.1	11	16.1	5.1 plus 11
5.2	16	21.2	5.2 plus 16
6	2.2	8.2	6 plus 2.2
3.3	9.4	12.7	3.3 plus 9.4
9.9	6.9	16.8	9.9 plus 6.9