11.4 Plus 409 Addition :

Number 1	Number 2	Answer
11.4	409	420.4

How to calculate 11.4 plus 409 ?

Let's break down the addition of 011.4 and 40900 step by step:

   011.4      <-- Start with the rightmost column
+  40900
---------

    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.

   011.4
+  40900
---------
     4


    Add the digits in the rightmost column:
        1 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   011.4
+  40900
---------
     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.

   011.4
+  40900
---------
     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.

   011.4
+  40900
---------
     420.4

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

The final result is 420.4.

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Number 1	Number 2	ANSWER:	HOW TO ?
11.5	416	427.5	11.5 plus 416
11.6	422	433.6	11.6 plus 422
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7.1	7.3	14.4	7.1 plus 7.3
8.7	3.6	12.3	8.7 plus 3.6
5.9	3.9	9.8	5.9 plus 3.9