4.2 Plus 45 Addition :

Number 1	Number 2	Answer
4.2	45	49.2

How to calculate 4.2 plus 45 ?

Let's break down the addition of 04.2 and 4500 step by step:

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

    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.

   04.2
+  4500
---------
     2


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

   04.2
+  4500
---------
     9.2


    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.

   04.2
+  4500
---------
     49.2

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

The final result is 49.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4.3	47	51.3	4.3 plus 47
4.4	55	59.4	4.4 plus 55
4.5	58	62.5	4.5 plus 58
7.5	4	11.5	7.5 plus 4
1.7	3	4.7	1.7 plus 3
6.8	4.5	11.3	6.8 plus 4.5