7.7 Plus 31 Addition :

Number 1	Number 2	Answer
7.7	31	38.7

How to calculate 7.7 plus 31 ?

Let's break down the addition of 07.7 and 3100 step by step:

   07.7      <-- Start with the rightmost column
+  3100
---------

    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
+  3100
---------
     7


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   07.7
+  3100
---------
     8.7


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

   07.7
+  3100
---------
     38.7

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

The final result is 38.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	35	42.8	7.8 plus 35
7.9	44	51.9	7.9 plus 44
8	45	53	8 plus 45
3.5	3.1	6.6	3.5 plus 3.1
4.9	7.9	12.8	4.9 plus 7.9
6.8	4.6	11.4	6.8 plus 4.6