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	84	91.8	7.8 plus 84
7.9	85	92.9	7.9 plus 85
8	93	101	8 plus 93
9	1.9	10.9	9 plus 1.9
7.7	7.8	15.5	7.7 plus 7.8
2.1	7.3	9.4	2.1 plus 7.3