21.2 Plus 688 Addition :

Number 1	Number 2	Answer
21.2	688	709.2

How to calculate 21.2 plus 688 ?

Let's break down the addition of 021.2 and 68800 step by step:

   021.2      <-- Start with the rightmost column
+  68800
---------

    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
+  68800
---------
     2


    Add the digits in the rightmost column:
        1 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.2
+  68800
---------
     9.2


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.2
+  68800
---------
     09.2


    Add the digits in the rightmost column:
        0 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   021.2
+  68800
---------
     709.2

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

The final result is 709.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.3	693	714.3	21.3 plus 693
21.4	701	722.4	21.4 plus 701
21.5	702	723.5	21.5 plus 702
3.8	3.1	6.9	3.8 plus 3.1
4.9	3	7.9	4.9 plus 3
8.1	3.4	11.5	8.1 plus 3.4