0.6 Plus 21 Addition :

Number 1	Number 2	Answer
0.6	21	21.6

How to calculate 0.6 plus 21 ?

Let's break down the addition of 00.6 and 2100 step by step:

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

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

   00.6
+  2100
---------
     6


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

   00.6
+  2100
---------
     1.6


    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.

   00.6
+  2100
---------
     21.6

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

The final result is 21.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
0.7	30	30.7	0.7 plus 30
0.8	33	33.8	0.8 plus 33
0.9	40	40.9	0.9 plus 40
2	5.6	7.6	2 plus 5.6
4.2	4.2	8.4	4.2 plus 4.2
1.5	2.3	3.8	1.5 plus 2.3