20.9 Plus 687 Addition :

Number 1	Number 2	Answer
20.9	687	707.9

How to calculate 20.9 plus 687 ?

Let's break down the addition of 020.9 and 68700 step by step:

   020.9      <-- Start with the rightmost column
+  68700
---------

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

   020.9
+  68700
---------
     9


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

   020.9
+  68700
---------
     7.9


    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.

   020.9
+  68700
---------
     07.9


    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.

   020.9
+  68700
---------
     707.9

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

The final result is 707.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21	691	712	21 plus 691
21.1	700	721.1	21.1 plus 700
21.2	709	730.2	21.2 plus 709
6.7	2.4	9.1	6.7 plus 2.4
3.4	0.3	3.7	3.4 plus 0.3
1.1	7.8	8.9	1.1 plus 7.8