12.9 Plus 142.4 Addition :

Number 1	Number 2	Answer
12.9	142.4	155.3

How to calculate 12.9 plus 142.4 ?

Let's break down the addition of 012.9 and 142.4 step by step:

   012.9      <-- Start with the rightmost column
+  142.4
---------

    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.

   012.9
+  142.4
---------
     3


    Add the digits in the rightmost column:
        2 + 2 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   012.9
+  142.4
---------
     5.3


    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.

   012.9
+  142.4
---------
     55.3


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

   012.9
+  142.4
---------
     155.3

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

The final result is 155.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
13	149.4	162.4	13 plus 149.4
13.1	157.4	170.5	13.1 plus 157.4
13.2	162.4	175.6	13.2 plus 162.4
5	2.3	7.3	5 plus 2.3
3.4	6.5	9.9	3.4 plus 6.5
8.3	4.4	12.7	8.3 plus 4.4