What's New
Improved Guides for iPhone 6 and iPhone 6 Plus.
App Description
ANumberSign Signed Number is a combined interactive Coaching Calculator and Guide that helps students master multiplication, division, addition and subtraction of positive and negative numbers.
This powerful learning aid helps students master the basics of signed numbers.
The Coaching Calculator and Guide include,
- Multiplication
- Division
- Addition
- Subtraction
of two signed numbers.
The Guide presents examples of each operation and demonstrates simple rules in action.
The app also includes Coaching Calculators and Guides for,
- Building factor trees
- Prime factorization
- Finding the LCM by prime factorization
- Finding the LCM by listing multiples
- Finding the GCD or GCF by prime factorization
- Finding the GCD or GCF by listing divisors
iPhone Screenshots
(click to enlarge)
App Changes
- July 04, 2012 New version 1.1
- September 29, 2012 New version 1.2
- February 27, 2013 New version 1.3
- October 06, 2013 New version 2.0
- February 21, 2015 New version 3.0
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