67.8 Plus 21 Addition :

Number 1	Number 2	Answer
67.8	21	88.8

How to calculate 67.8 plus 21 ?

Let's break down the addition of 67.8 and 2100 step by step:

   67.8      <-- 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.

   67.8
+  2100
---------
     8


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   67.8
+  2100
---------
     8.8


    Add the digits in the rightmost column:
        6 + 2 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   67.8
+  2100
---------
     88.8

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

The final result is 88.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
67.9	25	92.9	67.9 plus 25
68	33	101	68 plus 33
68.1	41	109.1	68.1 plus 41
4.1	4.4	8.5	4.1 plus 4.4
8.9	3	11.9	8.9 plus 3
8.8	6.5	15.3	8.8 plus 6.5