from time import sleep    # ervin
while True:               # Ervin


    print("This is the minus section everytime you get a question wrong you go back to the start") #ervin
    sleep(2)  #ervin

    while True:
        choice=input("what is 33-11=") #ervin
        if choice == "22":   #ervin
            print("that is the right answer you move on to the next question")#ervin
            break        #ervin
        else:  #ervin
            print("incorrect")  #ervin

    while True:  #ervin
        print("question 2.") #ervin
        choice=input("what is 80-12") #ervin
        if choice == "68": #ervin
            print("that is the correct answer") #ervin
            break  #ervin
        else:      #ervin
            print("incorrect") #ervin

    while True:   #ervin
        print("question 3.")  #ervin
        choice=input("what is 56-9")  #ervin
        if choice == "47":  #ervin
            print("that is correct you are smart")  #ervin
            break   #ervin
        else:    #ervin
            print("incorrect") #ervin

    while True:  #ervin
        print("question 4.") #ervin
        choice=input("what is 68-13") #ervin
        if choice == "55": #ervin
            print("that is correct") #ervin
            break #ervin
        else:  #ervin
            print("incorrect") #ervin

    while True: #ervin
        print("question 5. this the last question of minus") #ervin
        choice=input("what is 99-99")  #ervin
        if choice == "0":  #ervin
            print("that is correct you are moving on to the next round")  #ervin
            break #ervin
        else:   #ervin
            print("incorrect") #ervin