42.8 Plus 687 Addition :

Number 1	Number 2	Answer
42.8	687	729.8

How to calculate 42.8 plus 687 ?

Let's break down the addition of 042.8 and 68700 step by step:

   042.8      <-- Start with the rightmost column
+  68700
---------

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

   042.8
+  68700
---------
     8


    Add the digits in the rightmost column:
        2 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   042.8
+  68700
---------
     9.8


    Add the digits in the rightmost column:
        4 + 8 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   042.8
+  68700
---------
     29.8


    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.

   042.8
+  68700
---------
     729.8

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

The final result is 729.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
42.9	694	736.9	42.9 plus 694
43	696	739	43 plus 696
43.1	702	745.1	43.1 plus 702
6.7	8.5	15.2	6.7 plus 8.5
1.6	0.2	1.8	1.6 plus 0.2
6.7	3.6	10.3	6.7 plus 3.6