8.4 Plus 7 Addition :

Number 1	Number 2	Answer
8.4	7	15.4

How to calculate 8.4 plus 7 ?

Let's break down the addition of 8.4 and 700 step by step:

   8.4      <-- Start with the rightmost column
+  700
---------

    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.

   8.4
+  700
---------
     4


    Add the digits in the rightmost column:
        8 + 7 + 1 = 15
        Write down 5 in the rightmost column, carry over 1 to the next column.

   8.4
+  700
---------
     5.4

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

The final result is 15.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.5	11	19.5	8.5 plus 11
8.6	13	21.6	8.6 plus 13
8.7	15	23.7	8.7 plus 15
7.3	5.8	13.1	7.3 plus 5.8
8.2	3.9	12.1	8.2 plus 3.9
9	7.1	16.1	9 plus 7.1