7.7 Plus 80 Addition :

Number 1	Number 2	Answer
7.7	80	87.7

How to calculate 7.7 plus 80 ?

Let's break down the addition of 07.7 and 8000 step by step:

   07.7      <-- Start with the rightmost column
+  8000
---------

    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
+  8000
---------
     7


    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
+  8000
---------
     7.7


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

   07.7
+  8000
---------
     87.7

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

The final result is 87.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	81	88.8	7.8 plus 81
7.9	85	92.9	7.9 plus 85
8	90	98	8 plus 90
9.5	6.5	16	9.5 plus 6.5
9.6	1.5	11.1	9.6 plus 1.5
9.3	4.4	13.7	9.3 plus 4.4