Calculator Tutorial

add = "add"

subtract = "subtract"

multiply = "multiply"

devide = "devide"

print ("Do you want to add, subtract, multiply or devide?")

write ("")

put = io.read()

write ("Enter your first number: ")

input = io.read()

write ("Enter your second number: ")

output = io.read()

if put == add then

x = input + output

print ("That = ", x)

elseif put == subtract then

x = input - output

print ("That = ", x)

elseif put == multiply then

x = input * output

print ("That = ", x)

elseif put == devide then

x = input / output

print ("That = ", x)

end

sleep(2)

term.clear()

term.setCursorPos(1, 1)