This script practices basic arithmetic until the user types “quit” to end their session.

from random import randint, choice

def generate_flashcard():
    # Supported operators
    ops = ['+', '-', '*', '/']
    op = choice(ops)

    # Generate numbers
    num1 = randint(1, 12)
    num2 = randint(1, 12)

    # Ensure clean division
    if op == '/':
        num1 = num1 * num2

    # Compute answer manually
    if op == '+':
        answer = num1 + num2
    elif op == '-':
        answer = num1 - num2
    elif op == '*':
        answer = num1 * num2
    else:
        answer = num1 / num2

    return num1, op, num2, answer


def play_game():
    score = 0
    total = 0

    print("--- Math Flashcards! \n(Type 'Q' to exit) ---")

    while True:
        num1, op, num2, answer = generate_flashcard()

        # Ask the question
        user_input = input(str(num1) + " " + op + " " + str(num2) + " = ")

        if user_input == "Q":
            break

        try:
            user_answer = float(user_input)
            if user_answer == answer:
                print("Correct!")
                score += 1
            else:
                print("Incorrect. The answer was " + str(answer))
        except:
            print("Invalid input, please enter a number.")

        total += 1
        print("--------------------")

    print("Game Over! Your score: " + str(score) + "/" + str(total))


play_game()