4.2 Plus 64 Addition :

Number 1	Number 2	Answer
4.2	64	68.2

How to calculate 4.2 plus 64 ?

Let's break down the addition of 04.2 and 6400 step by step:

   04.2      <-- Start with the rightmost column
+  6400
---------

    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
+  6400
---------
     2


    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.

   04.2
+  6400
---------
     8.2


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

   04.2
+  6400
---------
     68.2

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

The final result is 68.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4.3	66	70.3	4.3 plus 66
4.4	67	71.4	4.4 plus 67
4.5	76	80.5	4.5 plus 76
0.9	4	4.9	0.9 plus 4
0.9	4.9	5.8	0.9 plus 4.9
6.9	6.1	13	6.9 plus 6.1