21.2 Plus 645 Addition :

Number 1	Number 2	Answer
21.2	645	666.2

How to calculate 21.2 plus 645 ?

Let's break down the addition of 021.2 and 64500 step by step:

   021.2      <-- Start with the rightmost column
+  64500
---------

    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.

   021.2
+  64500
---------
     2


    Add the digits in the rightmost column:
        1 + 5 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   021.2
+  64500
---------
     6.2


    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.

   021.2
+  64500
---------
     66.2


    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.

   021.2
+  64500
---------
     666.2

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

The final result is 666.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.3	647	668.3	21.3 plus 647
21.4	650	671.4	21.4 plus 650
21.5	653	674.5	21.5 plus 653
2.1	4	6.1	2.1 plus 4
5.2	4	9.2	5.2 plus 4
6.4	1.1	7.5	6.4 plus 1.1