31.3 Plus 689 Addition :

Number 1	Number 2	Answer
31.3	689	720.3

How to calculate 31.3 plus 689 ?

Let's break down the addition of 031.3 and 68900 step by step:

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

    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.

   031.3
+  68900
---------
     3


    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.

   031.3
+  68900
---------
     0.3


    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.

   031.3
+  68900
---------
     20.3


    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.

   031.3
+  68900
---------
     720.3

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

The final result is 720.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
31.4	691	722.4	31.4 plus 691
31.5	693	724.5	31.5 plus 693
31.6	694	725.6	31.6 plus 694
1	3.9	4.9	1 plus 3.9
6.7	2.1	8.8	6.7 plus 2.1
9	1.8	10.8	9 plus 1.8