18.4 Plus 402 Addition :

Number 1	Number 2	Answer
18.4	402	420.4

How to calculate 18.4 plus 402 ?

Let's break down the addition of 018.4 and 40200 step by step:

   018.4      <-- Start with the rightmost column
+  40200
---------

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

   018.4
+  40200
---------
     4


    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.

   018.4
+  40200
---------
     0.4


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

   018.4
+  40200
---------
     20.4


    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.

   018.4
+  40200
---------
     420.4

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

The final result is 420.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
18.5	405	423.5	18.5 plus 405
18.6	414	432.6	18.6 plus 414
18.7	421	439.7	18.7 plus 421
7.7	5.6	13.3	7.7 plus 5.6
9	7.9	16.9	9 plus 7.9
1.5	5.2	6.7	1.5 plus 5.2