21.4 Plus 688 Addition :

Number 1	Number 2	Answer
21.4	688	709.4

How to calculate 21.4 plus 688 ?

Let's break down the addition of 021.4 and 68800 step by step:

   021.4      <-- Start with the rightmost column
+  68800
---------

    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.

   021.4
+  68800
---------
     4


    Add the digits in the rightmost column:
        1 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.4
+  68800
---------
     9.4


    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.

   021.4
+  68800
---------
     09.4


    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.

   021.4
+  68800
---------
     709.4

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

The final result is 709.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.5	691	712.5	21.5 plus 691
21.6	700	721.6	21.6 plus 700
21.7	704	725.7	21.7 plus 704
6	6.6	12.6	6 plus 6.6
3.8	6.3	10.1	3.8 plus 6.3
9.7	3	12.7	9.7 plus 3