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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.

20/20 Fraction Basics 螢幕截圖

iPad

iPhone

About 20/20 Fraction Basics

A power learning aid combining Practice, Coaching Calculators and Guides to help students master addition, subtraction, multiplication, division and comparison of fractions.

Fraction addition and subtraction
- improper fraction method
- mixed number method
- stacked and line format

Fraction multiplication and division
- reduction after multiplication
- cross canceling

Fraction comparison
- cross multiplication
- multiplying denominators
- Least Common Denominator

Fraction conversion
- mixed numbers to improper fractions
- improper fractions to mixed numbers

Equivalent fractions using the LCD
Reduction using the GCD (GCF)