15.4 Plus 84 Addition :

Number 1	Number 2	Answer
15.4	84	99.4

How to calculate 15.4 plus 84 ?

Let's break down the addition of 15.4 and 8400 step by step:

   15.4      <-- Start with the rightmost column
+  8400
---------

    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.

   15.4
+  8400
---------
     4


    Add the digits in the rightmost column:
        5 + 4 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   15.4
+  8400
---------
     9.4


    Add the digits in the rightmost column:
        1 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   15.4
+  8400
---------
     99.4

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

The final result is 99.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
15.5	91	106.5	15.5 plus 91
15.6	97	112.6	15.6 plus 97
15.7	102	117.7	15.7 plus 102
7.8	1	8.8	7.8 plus 1
3.4	4.6	8	3.4 plus 4.6
3.5	3.9	7.4	3.5 plus 3.9