Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

CalcTutor - a tool for students and kids 螢幕截圖

iPad

CalcTutor - a tool for students and kids 海報

iPhone

About CalcTutor - a tool for students and kids

"CalcTutor" is the new app to practice addition, subtraction and multiplication.

It is possible to set up three difficulty levels: "Easy", "Medium" and "Difficult".

"Easy" level: the generated random numbers vary from one to five.

"Medium" level: for addition and subtraction the generated random numbers vary from one to fifteen, for the multiplication the numbers vary from one to ten.

"Difficult" level: for addition and subtraction the generated random numbers vary from one to thirty, for the multiplication the numbers vary from one to fifteen.

To be successful in mathematics it is very important to have undergone the ownership of the basic operations. Without the necessary preparation it is practically impossible to proceed in the study with themes like fractions and equations.