8.8 Plus 4 Addition :

Number 1	Number 2	Answer
8.8	4	12.8

How to calculate 8.8 plus 4 ?

Let's break down the addition of 8.8 and 400 step by step:

   8.8      <-- Start with the rightmost column
+  400
---------

    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.

   8.8
+  400
---------
     8


    Add the digits in the rightmost column:
        8 + 4 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   8.8
+  400
---------
     2.8

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

The final result is 12.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.9	10	18.9	8.9 plus 10
9	11	20	9 plus 11
9.1	12	21.1	9.1 plus 12
6	6.4	12.4	6 plus 6.4
2.3	9.6	11.9	2.3 plus 9.6
8.1	1.1	9.2	8.1 plus 1.1