10.9 Plus 42.4 Addition :

Number 1	Number 2	Answer
10.9	42.4	53.3

How to calculate 10.9 plus 42.4 ?

Let's break down the addition of 10.9 and 42.4 step by step:

   10.9      <-- Start with the rightmost column
+  42.4
---------

    Add the digits in the rightmost column:
        9 + 4 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   10.9
+  42.4
---------
     3


    Add the digits in the rightmost column:
        0 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   10.9
+  42.4
---------
     3.3


    Add the digits in the rightmost column:
        1 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   10.9
+  42.4
---------
     53.3

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

The final result is 53.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
11	47.4	58.4	11 plus 47.4
11.1	54.4	65.5	11.1 plus 54.4
11.2	57.4	68.6	11.2 plus 57.4
6.8	9.4	16.2	6.8 plus 9.4
5	0.8	5.8	5 plus 0.8
4.7	0.7	5.4	4.7 plus 0.7