8.7 Plus 120 Addition :

Number 1	Number 2	Answer
8.7	120	128.7

How to calculate 8.7 plus 120 ?

Let's break down the addition of 008.7 and 12000 step by step:

   008.7      <-- Start with the rightmost column
+  12000
---------

    Add the digits in the rightmost column:
        7 + 0 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   008.7
+  12000
---------
     7


    Add the digits in the rightmost column:
        8 + 0 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   008.7
+  12000
---------
     8.7


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

   008.7
+  12000
---------
     28.7


    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.

   008.7
+  12000
---------
     128.7

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

The final result is 128.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.8	122	130.8	8.8 plus 122
8.9	123	131.9	8.9 plus 123
9	129	138	9 plus 129
5.4	3.2	8.6	5.4 plus 3.2
3.8	9.8	13.6	3.8 plus 9.8
0.8	0.6	1.4	0.8 plus 0.6