8.5 Plus 420.7 Addition :

Number 1	Number 2	Answer
8.5	420.7	429.2

How to calculate 8.5 plus 420.7 ?

Let's break down the addition of 008.5 and 420.7 step by step:

   008.5      <-- Start with the rightmost column
+  420.7
---------

    Add the digits in the rightmost column:
        5 + 7 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   008.5
+  420.7
---------
     2


    Add the digits in the rightmost column:
        8 + 0 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   008.5
+  420.7
---------
     9.2


    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.

   008.5
+  420.7
---------
     29.2


    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.

   008.5
+  420.7
---------
     429.2

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

The final result is 429.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.6	421.7	430.3	8.6 plus 421.7
8.7	425.7	434.4	8.7 plus 425.7
8.8	430.7	439.5	8.8 plus 430.7
0.7	6.9	7.6	0.7 plus 6.9
2.8	0.6	3.4	2.8 plus 0.6
3.9	9	12.9	3.9 plus 9