7.7 Plus 77 Addition :

Number 1	Number 2	Answer
7.7	77	84.7

How to calculate 7.7 plus 77 ?

Let's break down the addition of 07.7 and 7700 step by step:

   07.7      <-- Start with the rightmost column
+  7700
---------

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

   07.7
+  7700
---------
     7


    Add the digits in the rightmost column:
        7 + 7 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   07.7
+  7700
---------
     4.7


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

   07.7
+  7700
---------
     84.7

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

The final result is 84.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	81	88.8	7.8 plus 81
7.9	87	94.9	7.9 plus 87
8	94	102	8 plus 94
4.9	0.9	5.8	4.9 plus 0.9
5.8	8.4	14.2	5.8 plus 8.4
2.4	5.6	8	2.4 plus 5.6