100.4 Plus 689 Addition :

Number 1	Number 2	Answer
100.4	689	789.4

How to calculate 100.4 plus 689 ?

Let's break down the addition of 100.4 and 68900 step by step:

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

    Add the digits in the rightmost column:
        4 + 0 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   100.4
+  68900
---------
     4


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

   100.4
+  68900
---------
     9.4


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

   100.4
+  68900
---------
     89.4


    Add the digits in the rightmost column:
        1 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   100.4
+  68900
---------
     789.4

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

The final result is 789.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
100.5	693	793.5	100.5 plus 693
100.6	695	795.6	100.6 plus 695
100.7	698	798.7	100.7 plus 698
3	9.5	12.5	3 plus 9.5
0.3	5.2	5.5	0.3 plus 5.2
8.8	3.8	12.6	8.8 plus 3.8