7 Plus 421.4 Addition :

Number 1	Number 2	Answer
7	421.4	428.4

How to calculate 7 plus 421.4 ?

Let's break down the addition of 00700 and 421.4 step by step:

   00700      <-- 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.

   00700
+  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.

   00700
+  421.4
---------
     04


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   00700
+  421.4
---------
     804


    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.

   00700
+  421.4
---------
     2804


    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.

   00700
+  421.4
---------
     42804

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

The final result is 42804.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.1	422.4	429.5	7.1 plus 422.4
7.2	428.4	435.6	7.2 plus 428.4
7.3	431.4	438.7	7.3 plus 431.4
2.8	3	5.8	2.8 plus 3
0.7	2.3	3	0.7 plus 2.3
2.9	3.2	6.1	2.9 plus 3.2