7.7 Plus 12.3 Addition :

Number 1	Number 2	Answer
7.7	12.3	20

How to calculate 7.7 plus 12.3 ?

Let's break down the addition of 07.7 and 12.3 step by step:

   07.7      <-- Start with the rightmost column
+  12.3
---------

    Add the digits in the rightmost column:
        7 + 3 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   07.7
+  12.3
---------
     0


    Add the digits in the rightmost column:
        7 + 2 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   07.7
+  12.3
---------
     0.0


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

   07.7
+  12.3
---------
     20.0

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

The final result is 20.0.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	13.3	21.1	7.8 plus 13.3
7.9	16.3	24.2	7.9 plus 16.3
8	24.3	32.3	8 plus 24.3
9.3	2.2	11.5	9.3 plus 2.2
8.6	0.4	9	8.6 plus 0.4
6.7	7.1	13.8	6.7 plus 7.1