80.4 Plus 31 Addition :

Number 1	Number 2	Answer
80.4	31	111.4

How to calculate 80.4 plus 31 ?

Let's break down the addition of 80.4 and 3100 step by step:

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

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

   80.4
+  3100
---------
     4


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

   80.4
+  3100
---------
     1.4


    Add the digits in the rightmost column:
        8 + 3 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   80.4
+  3100
---------
     11.4

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

The final result is 111.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
80.5	34	114.5	80.5 plus 34
80.6	40	120.6	80.6 plus 40
80.7	45	125.7	80.7 plus 45
7	7.5	14.5	7 plus 7.5
0.4	9.1	9.5	0.4 plus 9.1
0.5	0.4	0.9	0.5 plus 0.4