2.8 Plus 13 Addition :

Number 1	Number 2	Answer
2.8	13	15.8

How to calculate 2.8 plus 13 ?

Let's break down the addition of 02.8 and 1300 step by step:

   02.8      <-- Start with the rightmost column
+  1300
---------

    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.

   02.8
+  1300
---------
     8


    Add the digits in the rightmost column:
        2 + 3 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   02.8
+  1300
---------
     5.8


    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.

   02.8
+  1300
---------
     15.8

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

The final result is 15.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.9	15	17.9	2.9 plus 15
3	18	21	3 plus 18
3.1	26	29.1	3.1 plus 26
6	8.6	14.6	6 plus 8.6
8.4	7.8	16.2	8.4 plus 7.8
5.4	5.7	11.1	5.4 plus 5.7