8.7 Plus 422.8 Addition :

Number 1	Number 2	Answer
8.7	422.8	431.5

How to calculate 8.7 plus 422.8 ?

Let's break down the addition of 008.7 and 422.8 step by step:

   008.7      <-- Start with the rightmost column
+  422.8
---------

    Add the digits in the rightmost column:
        7 + 8 + 1 = 15
        Write down 5 in the rightmost column, carry over 1 to the next column.

   008.7
+  422.8
---------
     5


    Add the digits in the rightmost column:
        8 + 2 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   008.7
+  422.8
---------
     1.5


    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
+  422.8
---------
     31.5


    Add the digits in the rightmost column:
        0 + 4 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   008.7
+  422.8
---------
     431.5

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

The final result is 431.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.8	429.8	438.6	8.8 plus 429.8
8.9	438.8	447.7	8.9 plus 438.8
9	446.8	455.8	9 plus 446.8
3.1	2.8	5.9	3.1 plus 2.8
8	0.6	8.6	8 plus 0.6
1.1	8	9.1	1.1 plus 8