7.7 Plus 20.4 Addition :

Number 1	Number 2	Answer
7.7	20.4	28.1

How to calculate 7.7 plus 20.4 ?

Let's break down the addition of 07.7 and 20.4 step by step:

   07.7      <-- Start with the rightmost column
+  20.4
---------

    Add the digits in the rightmost column:
        7 + 4 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   07.7
+  20.4
---------
     1


    Add the digits in the rightmost column:
        7 + 0 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   07.7
+  20.4
---------
     8.1


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

   07.7
+  20.4
---------
     28.1

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

The final result is 28.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	27.4	35.2	7.8 plus 27.4
7.9	34.4	42.3	7.9 plus 34.4
8	43.4	51.4	8 plus 43.4
2.1	7.3	9.4	2.1 plus 7.3
8.8	3.4	12.2	8.8 plus 3.4
5.2	9.3	14.5	5.2 plus 9.3