a=4
b=3
w=4
y=((a+b)/w)
add=(a+b+w)
print ("adding a and b, then dividing by w, gives:",y)
print("the sum of a,b,w:",add )
print("the product of b and w:",b*w)
print("dividing a and w, gives",a/w)
#this is just a practical


name=input("enter your username")
e=int(input("enter a value for e"))
f=int(input("enter a value for f"))
divide=(e/f)
print("this is the quotient of e and f is:", divide)

#this is a calculator; begin by entering your name

print("welcome to my machine")
print("convert any amount in Naira to US Dollar")
name=input("enter your username")
naira=int(input("enter amount"))
