2.4 Plus 21 Addition :

Number 1	Number 2	Answer
2.4	21	23.4

How to calculate 2.4 plus 21 ?

Let's break down the addition of 02.4 and 2100 step by step:

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

    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.

   02.4
+  2100
---------
     4


    Add the digits in the rightmost column:
        2 + 1 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   02.4
+  2100
---------
     3.4


    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.

   02.4
+  2100
---------
     23.4

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

The final result is 23.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.5	25	27.5	2.5 plus 25
2.6	34	36.6	2.6 plus 34
2.7	38	40.7	2.7 plus 38
0.5	4.5	5	0.5 plus 4.5
2	9.2	11.2	2 plus 9.2
8.2	2.4	10.6	8.2 plus 2.4