80.9 Plus 429 Addition :

Number 1	Number 2	Answer
80.9	429	509.9

How to calculate 80.9 plus 429 ?

Let's break down the addition of 080.9 and 42900 step by step:

   080.9      <-- Start with the rightmost column
+  42900
---------

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

   080.9
+  42900
---------
     9


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

   080.9
+  42900
---------
     9.9


    Add the digits in the rightmost column:
        8 + 2 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   080.9
+  42900
---------
     09.9


    Add the digits in the rightmost column:
        0 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   080.9
+  42900
---------
     509.9

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

The final result is 509.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
81	430	511	81 plus 430
81.1	438	519.1	81.1 plus 438
81.2	446	527.2	81.2 plus 446
7.6	2.9	10.5	7.6 plus 2.9
3	4.2	7.2	3 plus 4.2
8	1.2	9.2	8 plus 1.2