6.8 Plus 21 Addition :

Number 1	Number 2	Answer
6.8	21	27.8

How to calculate 6.8 plus 21 ?

Let's break down the addition of 06.8 and 2100 step by step:

   06.8      <-- Start with the rightmost column
+  2100
---------

    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.

   06.8
+  2100
---------
     8


    Add the digits in the rightmost column:
        6 + 1 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   06.8
+  2100
---------
     7.8


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

   06.8
+  2100
---------
     27.8

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

The final result is 27.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
6.9	29	35.9	6.9 plus 29
7	30	37	7 plus 30
7.1	35	42.1	7.1 plus 35
5	7.6	12.6	5 plus 7.6
4.6	8.5	13.1	4.6 plus 8.5
6.2	6.1	12.3	6.2 plus 6.1