21.2 Plus 642 Addition :

Number 1	Number 2	Answer
21.2	642	663.2

How to calculate 21.2 plus 642 ?

Let's break down the addition of 021.2 and 64200 step by step:

   021.2      <-- Start with the rightmost column
+  64200
---------

    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
+  64200
---------
     2


    Add the digits in the rightmost column:
        1 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   021.2
+  64200
---------
     3.2


    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
+  64200
---------
     63.2


    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
+  64200
---------
     663.2

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

The final result is 663.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.3	648	669.3	21.3 plus 648
21.4	649	670.4	21.4 plus 649
21.5	657	678.5	21.5 plus 657
3.8	5.4	9.2	3.8 plus 5.4
4.2	7.7	11.9	4.2 plus 7.7
7.6	7	14.6	7.6 plus 7