7.7 Plus 40 Addition :

Number 1	Number 2	Answer
7.7	40	47.7

How to calculate 7.7 plus 40 ?

Let's break down the addition of 07.7 and 4000 step by step:

   07.7      <-- Start with the rightmost column
+  4000
---------

    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
+  4000
---------
     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
+  4000
---------
     7.7


    Add the digits in the rightmost column:
        0 + 4 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   07.7
+  4000
---------
     47.7

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

The final result is 47.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	46	53.8	7.8 plus 46
7.9	53	60.9	7.9 plus 53
8	62	70	8 plus 62
2.1	9	11.1	2.1 plus 9
7.8	0.7	8.5	7.8 plus 0.7
3	5.5	8.5	3 plus 5.5