8 Plus 421.2 Addition :

Number 1	Number 2	Answer
8	421.2	429.2

How to calculate 8 plus 421.2 ?

Let's break down the addition of 00800 and 421.2 step by step:

   00800      <-- Start with the rightmost column
+  421.2
---------

    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.

   00800
+  421.2
---------
     2


    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.

   00800
+  421.2
---------
     02


    Add the digits in the rightmost column:
        8 + 1 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   00800
+  421.2
---------
     902


    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.

   00800
+  421.2
---------
     2902


    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.

   00800
+  421.2
---------
     42902

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

The final result is 42902.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.1	430.2	438.3	8.1 plus 430.2
8.2	433.2	441.4	8.2 plus 433.2
8.3	434.2	442.5	8.3 plus 434.2
1.3	7.6	8.9	1.3 plus 7.6
6.4	0.3	6.7	6.4 plus 0.3
5.9	9	14.9	5.9 plus 9