8.4 Plus 129 Addition :

Number 1	Number 2	Answer
8.4	129	137.4

How to calculate 8.4 plus 129 ?

Let's break down the addition of 008.4 and 12900 step by step:

   008.4      <-- Start with the rightmost column
+  12900
---------

    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.

   008.4
+  12900
---------
     4


    Add the digits in the rightmost column:
        8 + 9 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   008.4
+  12900
---------
     7.4


    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.

   008.4
+  12900
---------
     37.4


    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.

   008.4
+  12900
---------
     137.4

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

The final result is 137.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.5	131	139.5	8.5 plus 131
8.6	137	145.6	8.6 plus 137
8.7	142	150.7	8.7 plus 142
5.2	8	13.2	5.2 plus 8
8.6	8.4	17	8.6 plus 8.4
4.8	5.9	10.7	4.8 plus 5.9