21.3 Plus 688 Addition :

Number 1	Number 2	Answer
21.3	688	709.3

How to calculate 21.3 plus 688 ?

Let's break down the addition of 021.3 and 68800 step by step:

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

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

   021.3
+  68800
---------
     3


    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.

   021.3
+  68800
---------
     9.3


    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.

   021.3
+  68800
---------
     09.3


    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.

   021.3
+  68800
---------
     709.3

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

The final result is 709.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.4	692	713.4	21.4 plus 692
21.5	699	720.5	21.5 plus 699
21.6	700	721.6	21.6 plus 700
4.3	1.8	6.1	4.3 plus 1.8
4	4.5	8.5	4 plus 4.5
3	4.8	7.8	3 plus 4.8