84.2 Plus 31 Addition :

Number 1	Number 2	Answer
84.2	31	115.2

How to calculate 84.2 plus 31 ?

Let's break down the addition of 84.2 and 3100 step by step:

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

    Add the digits in the rightmost column:
        2 + 0 + 0 = 2
        Write down 2 in the rightmost column, carry over 0 to the next column.

   84.2
+  3100
---------
     2


    Add the digits in the rightmost column:
        4 + 1 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   84.2
+  3100
---------
     5.2


    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.

   84.2
+  3100
---------
     15.2

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

The final result is 115.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
84.3	38	122.3	84.3 plus 38
84.4	45	129.4	84.4 plus 45
84.5	52	136.5	84.5 plus 52
4.7	0.8	5.5	4.7 plus 0.8
7.4	0.6	8	7.4 plus 0.6
0.5	4.7	5.2	0.5 plus 4.7