28.4 Plus 678.9 Addition :

Number 1	Number 2	Answer
28.4	678.9	707.3

How to calculate 28.4 plus 678.9 ?

Let's break down the addition of 028.4 and 678.9 step by step:

   028.4      <-- Start with the rightmost column
+  678.9
---------

    Add the digits in the rightmost column:
        4 + 9 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   028.4
+  678.9
---------
     3


    Add the digits in the rightmost column:
        8 + 8 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   028.4
+  678.9
---------
     7.3


    Add the digits in the rightmost column:
        2 + 7 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   028.4
+  678.9
---------
     07.3


    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.

   028.4
+  678.9
---------
     707.3

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

The final result is 707.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
28.5	683.9	712.4	28.5 plus 683.9
28.6	685.9	714.5	28.6 plus 685.9
28.7	689.9	718.6	28.7 plus 689.9
5	1.3	6.3	5 plus 1.3
6	2	8	6 plus 2
4.7	5.3	10	4.7 plus 5.3