42.4 Plus 687 Addition :

Number 1	Number 2	Answer
42.4	687	729.4

How to calculate 42.4 plus 687 ?

Let's break down the addition of 042.4 and 68700 step by step:

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

    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.

   042.4
+  68700
---------
     4


    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.

   042.4
+  68700
---------
     9.4


    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.

   042.4
+  68700
---------
     29.4


    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.

   042.4
+  68700
---------
     729.4

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

The final result is 729.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
42.5	691	733.5	42.5 plus 691
42.6	698	740.6	42.6 plus 698
42.7	704	746.7	42.7 plus 704
5.4	1.3	6.7	5.4 plus 1.3
0.5	2.5	3	0.5 plus 2.5
0.8	9.1	9.9	0.8 plus 9.1