31.2 Plus 689 Addition :

Number 1	Number 2	Answer
31.2	689	720.2

How to calculate 31.2 plus 689 ?

Let's break down the addition of 031.2 and 68900 step by step:

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

    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.

   031.2
+  68900
---------
     2


    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.

   031.2
+  68900
---------
     0.2


    Add the digits in the rightmost column:
        3 + 8 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   031.2
+  68900
---------
     20.2


    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.

   031.2
+  68900
---------
     720.2

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

The final result is 720.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
31.3	697	728.3	31.3 plus 697
31.4	705	736.4	31.4 plus 705
31.5	706	737.5	31.5 plus 706
3.6	3.4	7	3.6 plus 3.4
7.3	4.3	11.6	7.3 plus 4.3
4	0.7	4.7	4 plus 0.7