Square Root:

Code:
MsgBox("The Answer is :" & 81 ^ (1 / 2))
This equals 9.

Power:

Code:
MsgBox("The Answer is: " & 9 ^ 2)
This equals 81.

Percentage:

Code:
MsgBox("The Answer is: " & 100 / 100 * 50)
This equals 50

Divide:

Code:
MsgBox("The Answer is: " & 100 / 50)
This equals 50

Multipy:

Code:
MsgBox("The Answer is: " & 100 * 10)
This equals 1000

Add:

Code:
MsgBox("The Answer is: " & 100 + 100)
This equals 200

Subtract:

Code:
MsgBox("The Answer is: " & 100 - 50)
This equals 50

[color=#0000FF]Fun (But not needed) Stuff[/color]

Farenheit to Celcius:

Code:
MsgBox("The Answer is: " & 50 - 32 * 5 / 9)
This equals 32.222 recurring.

Celcius to Farenheit:

Code:
MsgBox("The Answer is: " & ((5 * 1.8) + 32))
This equals 41.

Bigger or Smaller?

Code:
        If 50 > 25 Then
            MsgBox("Yes, " & 50 & " is bigger than " & 25, 0, "Bigger & Smaller")
        ElseIf Not 50 > 25 Then
            MsgBox("No, " & 50 & " is not bigger than " & 25, 0, "Bigger & Smaller")
        End If
Returns "Yes, 50 is bigger than 25"

if you wanted to do this with textbox's, remember to use...

Code:
Val(TextBox1.Text)
Try using this for your code! It is cleaner!

More coming soon - updated weekly (or maybe daily <.<)