What's New
This version contains minor bug fixes.
App Description
A power learning aid combines Coaching Calculators and Guides to help students master prime factorization, LCM and GCD.
Prime factorization :
- Prime factorization by factor trees
LCM or Least Common Multiple :
- LCM by prime factorization
- LCM by listing multiples
GCD or Greatest Common Divisor :
- GCD by prime factorization
- GCD by listing divisors
You develop understanding quickly as you work with the calculator and see each step of the process in detail.
App Changes
- June 24, 2011 New version 2.2
- July 04, 2012 New version 3.0
- September 29, 2012 New version 3.1
- February 21, 2013 New version 3.2
- September 29, 2013 New version 4.0
- November 26, 2013 New version 4.1
- February 21, 2015 New version 5.0
- September 17, 2015 New version 5.1
- November 09, 2016 New version 6.0
- June 14, 2019 New version 7.2
- June 14, 2019 Price increase: FREE! -> $0.99
- June 14, 2019 Price increase: FREE! -> $0.99
- June 15, 2019 Price increase: FREE! -> $0.99
- June 15, 2019 Price increase: FREE! -> $0.99
- June 15, 2019 Price increase: FREE! -> $0.99
- June 17, 2019 Price increase: FREE! -> $0.99
- September 24, 2019 New version 7.3
- September 27, 2019 New version 7.4
- October 29, 2019 New version 7.6
- January 14, 2020 New version 7.7
- January 14, 2020 Price decrease: $0.99 -> FREE!
- January 28, 2020 New version 7.8
- January 28, 2020 Price increase: FREE! -> $0.99
- April 25, 2024 New version 9.0