This website offers many math games that allow you to practice arithmetic calculations, here is a selection of the best online math games 16 year old available.
Quiz on the calculation of the GCD (16 year old)
Quiz solving first degree equations (16 year old)
Quiz on vectors (16 year old)
Quiz calculating the discriminant of a polynomial (16 year old)
Quiz on numerical sequences (16 year old)
Quiz on statistics (16 year old)
Quiz on finding function antiderivatives (16 year old)
Quiz on algebraic calculus (16 year old)
Quiz on calculating with square roots (16 year old)
Quiz solving equations with one unknown (16 year old)
Quiz number of solutions of the second degree equation (16 year old)
Quiz solving inequalities with one unknown (16 year old)
Quiz solving equations of the second degree (16 year old)
Quiz on the calculation of the derivative of a function (16 year old)
Quiz on the Pythagorean theorem (16 year old)