21.2 Plus 684 Addition :

Number 1	Number 2	Answer
21.2	684	705.2

How to calculate 21.2 plus 684 ?

Let's break down the addition of 021.2 and 68400 step by step:

   021.2      <-- Start with the rightmost column
+  68400
---------

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

   021.2
+  68400
---------
     2


    Add the digits in the rightmost column:
        1 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   021.2
+  68400
---------
     5.2


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.2
+  68400
---------
     05.2


    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.

   021.2
+  68400
---------
     705.2

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

The final result is 705.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.3	685	706.3	21.3 plus 685
21.4	694	715.4	21.4 plus 694
21.5	698	719.5	21.5 plus 698
1.5	0.4	1.9	1.5 plus 0.4
9.4	8.3	17.7	9.4 plus 8.3
0.8	8	8.8	0.8 plus 8