15.5 Plus 689 Addition :

Number 1	Number 2	Answer
15.5	689	704.5

How to calculate 15.5 plus 689 ?

Let's break down the addition of 015.5 and 68900 step by step:

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

    Add the digits in the rightmost column:
        5 + 0 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   015.5
+  68900
---------
     5


    Add the digits in the rightmost column:
        5 + 9 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   015.5
+  68900
---------
     4.5


    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.

   015.5
+  68900
---------
     04.5


    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.

   015.5
+  68900
---------
     704.5

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

The final result is 704.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
15.6	693	708.6	15.6 plus 693
15.7	700	715.7	15.7 plus 700
15.8	709	724.8	15.8 plus 709
8.9	2	10.9	8.9 plus 2
6.5	2	8.5	6.5 plus 2
6.4	6.9	13.3	6.4 plus 6.9