8 Plus 421.4 Addition :

Number 1	Number 2	Answer
8	421.4	429.4

How to calculate 8 plus 421.4 ?

Let's break down the addition of 00800 and 421.4 step by step:

   00800      <-- Start with the rightmost column
+  421.4
---------

    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
+  421.4
---------
     4


    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
+  421.4
---------
     04


    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
+  421.4
---------
     904


    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
+  421.4
---------
     2904


    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
+  421.4
---------
     42904

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

The final result is 42904.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.1	430.4	438.5	8.1 plus 430.4
8.2	438.4	446.6	8.2 plus 438.4
8.3	444.4	452.7	8.3 plus 444.4
8.1	7.9	16	8.1 plus 7.9
8.3	7.8	16.1	8.3 plus 7.8
0.7	7.5	8.2	0.7 plus 7.5