8.9 Plus 128.5 Addition :

Number 1	Number 2	Answer
8.9	128.5	137.4

How to calculate 8.9 plus 128.5 ?

Let's break down the addition of 008.9 and 128.5 step by step:

   008.9      <-- Start with the rightmost column
+  128.5
---------

    Add the digits in the rightmost column:
        9 + 5 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   008.9
+  128.5
---------
     4


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

   008.9
+  128.5
---------
     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.

   008.9
+  128.5
---------
     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.

   008.9
+  128.5
---------
     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 ?
9	133.5	142.5	9 plus 133.5
9.1	137.5	146.6	9.1 plus 137.5
9.2	140.5	149.7	9.2 plus 140.5
2.3	6	8.3	2.3 plus 6
1.3	6.2	7.5	1.3 plus 6.2
2.4	0.5	2.9	2.4 plus 0.5