2.1 Plus 138 Addition :

Number 1	Number 2	Answer
2.1	138	140.1

How to calculate 2.1 plus 138 ?

Let's break down the addition of 002.1 and 13800 step by step:

   002.1      <-- Start with the rightmost column
+  13800
---------

    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
+  13800
---------
     1


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   002.1
+  13800
---------
     0.1


    Add the digits in the rightmost column:
        0 + 3 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   002.1
+  13800
---------
     40.1


    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
+  13800
---------
     140.1

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

The final result is 140.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.2	142	144.2	2.2 plus 142
2.3	147	149.3	2.3 plus 147
2.4	150	152.4	2.4 plus 150
2.6	7.9	10.5	2.6 plus 7.9
5	9	14	5 plus 9
0.2	4.6	4.8	0.2 plus 4.6