1.8 Plus 80 Addition :

Number 1	Number 2	Answer
1.8	80	81.8

How to calculate 1.8 plus 80 ?

Let's break down the addition of 01.8 and 8000 step by step:

   01.8      <-- Start with the rightmost column
+  8000
---------

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

   01.8
+  8000
---------
     8


    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.

   01.8
+  8000
---------
     1.8


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

   01.8
+  8000
---------
     81.8

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

The final result is 81.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.9	87	88.9	1.9 plus 87
2	96	98	2 plus 96
2.1	103	105.1	2.1 plus 103
2.6	2.8	5.4	2.6 plus 2.8
7.2	4.6	11.8	7.2 plus 4.6
7.1	3.3	10.4	7.1 plus 3.3