Division of numbers by number three quiz. This is an online test in which students learn division. This quiz will focus on dividing numbers by three. In case the number is a multiple of three there will be no remainder but in case it is not, there will be a remainder. The same principles of division apply when dividing a number by three. In case you use the long division method, you will also have to apply other skills like subtraction and carrying numbers across place. This division exercise is for kids in 3rd, 4th, 5th and 6th grade.