8.4 Plus 120.9 Addition :

Number 1	Number 2	Answer
8.4	120.9	129.3

How to calculate 8.4 plus 120.9 ?

Let's break down the addition of 008.4 and 120.9 step by step:

   008.4      <-- Start with the rightmost column
+  120.9
---------

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

   008.4
+  120.9
---------
     3


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

   008.4
+  120.9
---------
     9.3


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

   008.4
+  120.9
---------
     29.3


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

   008.4
+  120.9
---------
     129.3

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

The final result is 129.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.5	122.9	131.4	8.5 plus 122.9
8.6	123.9	132.5	8.6 plus 123.9
8.7	130.9	139.6	8.7 plus 130.9
0.4	6.2	6.6	0.4 plus 6.2
4.8	7.2	12	4.8 plus 7.2
5.5	4.9	10.4	5.5 plus 4.9