21.7 Plus 689 Addition :

Number 1	Number 2	Answer
21.7	689	710.7

How to calculate 21.7 plus 689 ?

Let's break down the addition of 021.7 and 68900 step by step:

   021.7      <-- Start with the rightmost column
+  68900
---------

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

   021.7
+  68900
---------
     7


    Add the digits in the rightmost column:
        1 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.7
+  68900
---------
     0.7


    Add the digits in the rightmost column:
        2 + 8 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   021.7
+  68900
---------
     10.7


    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.

   021.7
+  68900
---------
     710.7

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

The final result is 710.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.8	692	713.8	21.8 plus 692
21.9	695	716.9	21.9 plus 695
22	696	718	22 plus 696
9.4	5.4	14.8	9.4 plus 5.4
3.8	7.5	11.3	3.8 plus 7.5
7	4.6	11.6	7 plus 4.6