18.4 Plus 402.3 Addition :

Number 1	Number 2	Answer
18.4	402.3	420.7

How to calculate 18.4 plus 402.3 ?

Let's break down the addition of 018.4 and 402.3 step by step:

   018.4      <-- Start with the rightmost column
+  402.3
---------

    Add the digits in the rightmost column:
        4 + 3 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   018.4
+  402.3
---------
     7


    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
+  402.3
---------
     0.7


    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
+  402.3
---------
     20.7


    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
+  402.3
---------
     420.7

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

The final result is 420.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
18.5	403.3	421.8	18.5 plus 403.3
18.6	404.3	422.9	18.6 plus 404.3
18.7	405.3	424	18.7 plus 405.3
9.5	5.3	14.8	9.5 plus 5.3
1.5	1	2.5	1.5 plus 1
0.8	6	6.8	0.8 plus 6