Negative Number Subtraction

Q: お住まいの国では利用できないNegative Number Subtractionをダウンロードしたい時にはどうすればいい？

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$0.99

1.6for iPhone, iPad

King Wong

Developer

2017年10月07日

Update Date

Education

Category

App Store

Age Rating

Apps in this category do not contain restricted content.

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.

Negative Number Subtraction スクリーンショット

iPad

iPhone

About Negative Number Subtraction

Negative Number Subtraction is a Maths Quiz program specialising in the subtraction of negative numbers. It is designed for young children, but it is also challenging for adults as well. All quizzes in the program are system generated and can be fine-tuned to suit the user's mathematical capability. As such, it is ideal as a training tool for anyone who wishes to improve their mathematical skills.

App Features:

* Arithmetics quiz for subtraction. Each quiz comes in three flavours: a) 10 - 2 = X b) 10 - X = -8 c) X - 2 = -8.
* "My Quiz" feature with a user-definable operand. The user can define a specific operand to focus on. E.g. Subtraction of -4.
* Random Quiz feature for randomized operands.
* Built-in Stop Watch to measure the user's problem solving capability.
* Five user-selectable levels of difficulty.
* Performance monitoring for each difficulty level. Detailed performance statistics provided.
* All quizzes are auto-generated by the iOS device and randomized so there is a virtual unlimited set of possibilities.
* Universal App - works on iPhone and iPad devices.

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