2.1 Plus 100 Addition :

Number 1	Number 2	Answer
2.1	100	102.1

How to calculate 2.1 plus 100 ?

Let's break down the addition of 002.1 and 10000 step by step:

   002.1      <-- Start with the rightmost column
+  10000
---------

    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
+  10000
---------
     1


    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.

   002.1
+  10000
---------
     2.1


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

   002.1
+  10000
---------
     02.1


    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
+  10000
---------
     102.1

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

The final result is 102.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.2	102	104.2	2.2 plus 102
2.3	111	113.3	2.3 plus 111
2.4	120	122.4	2.4 plus 120
1	7.8	8.8	1 plus 7.8
9.1	0.8	9.9	9.1 plus 0.8
0.4	1.8	2.2	0.4 plus 1.8