Numbers Math Quizzes Test your Rounding knowledge with our easy to use Quizzes. 15 multiple choice questions in each quiz. Suitable for students of all ages and Common Core Grade. Choose your topic and start your quiz now. Tens and Ones Age 5-7 Quiz Take Quiz → MDAS (Multiplication, Division, Addition, and Subtraction) Age 9-11 Quiz Take Quiz → Cardinal Numbers Age 4-6 Quiz Take Quiz → Addition and Subtraction of 1-Digit Numbers Age 4-6 Quiz Take Quiz → Ordinal Numbers Age 4-6 Quiz Take Quiz →