5.9 Plus 4 Addition :

Number 1	Number 2	Answer
5.9	4	9.9

How to calculate 5.9 plus 4 ?

Let's break down the addition of 5.9 and 400 step by step:

   5.9      <-- 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.

   5.9
+  400
---------
     9


    Add the digits in the rightmost column:
        5 + 4 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   5.9
+  400
---------
     9.9

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

The final result is 9.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
6	7	13	6 plus 7
6.1	8	14.1	6.1 plus 8
6.2	11	17.2	6.2 plus 11
2.3	7.5	9.8	2.3 plus 7.5
8.1	6.9	15	8.1 plus 6.9
7.8	2.6	10.4	7.8 plus 2.6