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	124.9	133.4	8.5 plus 124.9
8.6	133.9	142.5	8.6 plus 133.9
8.7	134.9	143.6	8.7 plus 134.9
5.1	4	9.1	5.1 plus 4
8.4	0.6	9	8.4 plus 0.6
3.9	5.3	9.2	3.9 plus 5.3