9 Plus 78.4 Addition :

Number 1	Number 2	Answer
9	78.4	87.4

How to calculate 9 plus 78.4 ?

Let's break down the addition of 0900 and 78.4 step by step:

   0900      <-- Start with the rightmost column
+  78.4
---------

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

   0900
+  78.4
---------
     4


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

   0900
+  78.4
---------
     04


    Add the digits in the rightmost column:
        9 + 8 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   0900
+  78.4
---------
     704


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

   0900
+  78.4
---------
     8704

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

The final result is 8704.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.1	80.4	89.5	9.1 plus 80.4
9.2	81.4	90.6	9.2 plus 81.4
9.3	82.4	91.7	9.3 plus 82.4
3.8	7.9	11.7	3.8 plus 7.9
0.4	9.8	10.2	0.4 plus 9.8
2.6	9.1	11.7	2.6 plus 9.1