2.1 Plus 121 Addition :

Number 1	Number 2	Answer
2.1	121	123.1

How to calculate 2.1 plus 121 ?

Let's break down the addition of 002.1 and 12100 step by step:

   002.1      <-- Start with the rightmost column
+  12100
---------

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

   002.1
+  12100
---------
     1


    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.

   002.1
+  12100
---------
     3.1


    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.

   002.1
+  12100
---------
     23.1


    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.

   002.1
+  12100
---------
     123.1

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

The final result is 123.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.2	123	125.2	2.2 plus 123
2.3	132	134.3	2.3 plus 132
2.4	138	140.4	2.4 plus 138
0.4	3.9	4.3	0.4 plus 3.9
1.6	1.8	3.4	1.6 plus 1.8
5.5	3.4	8.9	5.5 plus 3.4