12.4 Plus 142.9 Addition :

Number 1	Number 2	Answer
12.4	142.9	155.3

How to calculate 12.4 plus 142.9 ?

Let's break down the addition of 012.4 and 142.9 step by step:

   012.4      <-- Start with the rightmost column
+  142.9
---------

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

   012.4
+  142.9
---------
     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.

   012.4
+  142.9
---------
     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.

   012.4
+  142.9
---------
     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.

   012.4
+  142.9
---------
     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 ?
12.5	147.9	160.4	12.5 plus 147.9
12.6	151.9	164.5	12.6 plus 151.9
12.7	154.9	167.6	12.7 plus 154.9
3.5	2.8	6.3	3.5 plus 2.8
7.1	3.4	10.5	7.1 plus 3.4
2.8	6.2	9	2.8 plus 6.2