7 Plus 420.4 Addition :

Number 1	Number 2	Answer
7	420.4	427.4

How to calculate 7 plus 420.4 ?

Let's break down the addition of 00700 and 420.4 step by step:

   00700      <-- Start with the rightmost column
+  420.4
---------

    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
+  420.4
---------
     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
+  420.4
---------
     04


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

   00700
+  420.4
---------
     704


    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
+  420.4
---------
     2704


    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
+  420.4
---------
     42704

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

The final result is 42704.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.1	428.4	435.5	7.1 plus 428.4
7.2	430.4	437.6	7.2 plus 430.4
7.3	435.4	442.7	7.3 plus 435.4
2.3	3.2	5.5	2.3 plus 3.2
6.3	1.4	7.7	6.3 plus 1.4
4	8.6	12.6	4 plus 8.6