9.7 Plus 128.4 Addition :

Number 1	Number 2	Answer
9.7	128.4	138.1

How to calculate 9.7 plus 128.4 ?

Let's break down the addition of 009.7 and 128.4 step by step:

   009.7      <-- Start with the rightmost column
+  128.4
---------

    Add the digits in the rightmost column:
        7 + 4 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   009.7
+  128.4
---------
     1


    Add the digits in the rightmost column:
        9 + 8 + 1 = 18
        Write down 8 in the rightmost column, carry over 1 to the next column.

   009.7
+  128.4
---------
     8.1


    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.

   009.7
+  128.4
---------
     38.1


    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.

   009.7
+  128.4
---------
     138.1

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

The final result is 138.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.8	132.4	142.2	9.8 plus 132.4
9.9	135.4	145.3	9.9 plus 135.4
10	139.4	149.4	10 plus 139.4
0.6	1.5	2.1	0.6 plus 1.5
2.9	5	7.9	2.9 plus 5
7.8	5.5	13.3	7.8 plus 5.5