3.9 Plus 45 Addition :

Number 1	Number 2	Answer
3.9	45	48.9

How to calculate 3.9 plus 45 ?

Let's break down the addition of 03.9 and 4500 step by step:

   03.9      <-- Start with the rightmost column
+  4500
---------

    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.

   03.9
+  4500
---------
     9


    Add the digits in the rightmost column:
        3 + 5 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   03.9
+  4500
---------
     8.9


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

   03.9
+  4500
---------
     48.9

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

The final result is 48.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4	47	51	4 plus 47
4.1	50	54.1	4.1 plus 50
4.2	59	63.2	4.2 plus 59
1.9	7.7	9.6	1.9 plus 7.7
0.7	6.1	6.8	0.7 plus 6.1
5.5	7	12.5	5.5 plus 7