9.9 Plus 378.4 Addition :

Number 1	Number 2	Answer
9.9	378.4	388.3

How to calculate 9.9 plus 378.4 ?

Let's break down the addition of 009.9 and 378.4 step by step:

   009.9      <-- Start with the rightmost column
+  378.4
---------

    Add the digits in the rightmost column:
        9 + 4 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   009.9
+  378.4
---------
     3


    Add the digits in the rightmost column:
        9 + 8 + 1 = 18
        Write down 8 in the rightmost column, carry over 1 to the next column.

   009.9
+  378.4
---------
     8.3


    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.

   009.9
+  378.4
---------
     88.3


    Add the digits in the rightmost column:
        0 + 3 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   009.9
+  378.4
---------
     388.3

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

The final result is 388.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10	379.4	389.4	10 plus 379.4
10.1	381.4	391.5	10.1 plus 381.4
10.2	390.4	400.6	10.2 plus 390.4
2.8	8	10.8	2.8 plus 8
2.4	3.2	5.6	2.4 plus 3.2
1.5	0.9	2.4	1.5 plus 0.9