8.7 Plus 121.7 Addition :

Number 1	Number 2	Answer
8.7	121.7	130.4

How to calculate 8.7 plus 121.7 ?

Let's break down the addition of 008.7 and 121.7 step by step:

   008.7      <-- Start with the rightmost column
+  121.7
---------

    Add the digits in the rightmost column:
        7 + 7 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   008.7
+  121.7
---------
     4


    Add the digits in the rightmost column:
        8 + 1 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   008.7
+  121.7
---------
     0.4


    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.

   008.7
+  121.7
---------
     30.4


    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.

   008.7
+  121.7
---------
     130.4

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

The final result is 130.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.8	129.7	138.5	8.8 plus 129.7
8.9	132.7	141.6	8.9 plus 132.7
9	139.7	148.7	9 plus 139.7
0.5	9.7	10.2	0.5 plus 9.7
2.2	0.9	3.1	2.2 plus 0.9
3.9	3.7	7.6	3.9 plus 3.7