2.1 Plus 64 Addition :

Number 1	Number 2	Answer
2.1	64	66.1

How to calculate 2.1 plus 64 ?

Let's break down the addition of 02.1 and 6400 step by step:

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

    Add the digits in the rightmost column:
        1 + 0 + 0 = 1
        Write down 1 in the rightmost column, carry over 0 to the next column.

   02.1
+  6400
---------
     1


    Add the digits in the rightmost column:
        2 + 4 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   02.1
+  6400
---------
     6.1


    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.

   02.1
+  6400
---------
     66.1

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

The final result is 66.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.2	70	72.2	2.2 plus 70
2.3	76	78.3	2.3 plus 76
2.4	78	80.4	2.4 plus 78
5.9	7.8	13.7	5.9 plus 7.8
9.2	2.9	12.1	9.2 plus 2.9
7	1.5	8.5	7 plus 1.5