1.2 Plus 21 Addition :

Number 1	Number 2	Answer
1.2	21	22.2

How to calculate 1.2 plus 21 ?

Let's break down the addition of 01.2 and 2100 step by step:

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

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

   01.2
+  2100
---------
     2


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

   01.2
+  2100
---------
     2.2


    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.

   01.2
+  2100
---------
     22.2

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

The final result is 22.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.3	22	23.3	1.3 plus 22
1.4	23	24.4	1.4 plus 23
1.5	29	30.5	1.5 plus 29
0.5	8.5	9	0.5 plus 8.5
8.4	2.5	10.9	8.4 plus 2.5
3.7	4.1	7.8	3.7 plus 4.1