10.8 Plus 689.9 Addition :

Number 1	Number 2	Answer
10.8	689.9	700.7

How to calculate 10.8 plus 689.9 ?

Let's break down the addition of 010.8 and 689.9 step by step:

   010.8      <-- Start with the rightmost column
+  689.9
---------

    Add the digits in the rightmost column:
        8 + 9 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   010.8
+  689.9
---------
     7


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

   010.8
+  689.9
---------
     0.7


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

   010.8
+  689.9
---------
     00.7


    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.

   010.8
+  689.9
---------
     700.7

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

The final result is 700.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10.9	691.9	702.8	10.9 plus 691.9
11	694.9	705.9	11 plus 694.9
11.1	701.9	713	11.1 plus 701.9
3.1	2.9	6	3.1 plus 2.9
9.2	6.2	15.4	9.2 plus 6.2
5.5	7.4	12.9	5.5 plus 7.4