20/20 Absolute Value at App Store analyse

App power index: 420 (based on ranks around App Stores today)
Reference Education
Developer: Walter Kissach
Price: 0 free
Current version: 7.4, last update: 1 year ago
First release : 18 Jul 2009
App size: 2.15 Mb
4.8 ( 9728 ratings )
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Estimation application downloads and cost

> 9.24k
Monthly downloads
~ $ 3.78k
Estimation App Cost


A power learning aid combines Guides, Practice and Coaching Calculators to help students master absolute value equations and inequalities.

Students learn quickly working with Practice and Coaching Calculators to review each step of the solution process.

Equations such as :

|x| = 4
|7 - x| = 8
3|2x - 5| = 7
2|3x - 4| = 3x + 7

Inequalities such as :

|x| > 4
|5 - x| > 4
3|3x + 5| > 8
2|3x - 4| > 3x + 7

Guides additionally cover equations and inequalities such as :

2|x| = |4 - x|
|x² - 5x| = 6
2|1 - x| - 2|2x + 3| > 3

Examples highlight and simplify algebra that students find hard.
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Available in countries
Country Price
Canada 1.39 CAD
China 6 CNY
France 1.09 EUR
Germany 1.09 EUR
Italy 1.09 EUR
Netherlands 1.09 EUR
Portugal 1.09 EUR
Spain 1.09 EUR
Poland 1.09 EUR
UK 0.99 GBP
India 79 INR
Japan 120 JPY
Korea, Republic Of 999.99 KRW
Poland 4.99 PLN
Russia 75 RUB
Turkey 6.99 TRY
USA 0.99 USD
Korea, Republic Of 1.09 USD
Ukraine 0.99 USD
Available for devices
iPad2Wifi, iPad23G, iPhone4S, iPadThirdGen, iPadThirdGen4G, iPhone5, iPodTouchFifthGen, iPadFourthGen, iPadFourthGen4G, iPadMini, iPadMini4G, iPhone5c, iPhone5s, iPadAir, iPadAirCellular, iPadMiniRetina, iPadMiniRetinaCellular, iPhone6, iPhone6Plus, iPadAir2, iPadAir2Cellular, iPadMini3, iPadMini3Cellular, iPodTouchSixthGen, iPhone6s, iPhone6sPlus, iPadMini4, iPadMini4Cellular, iPadPro, iPadProCellular, iPadPro97, iPadPro97Cellular, iPhoneSE, iPhone7, iPhone7Plus, iPad611, iPad612, iPad71, iPad72, iPad73, iPad74, iPhone8, iPhone8Plus, iPhoneX,