What's New

Minor bug fixes.

App Description

MulDivFrac Fractions is a powerful learning aid that combines interactive Coaching Calculators and Guides to help students master multiplication and division of fractions.

Guides look in depth at multiplication and division and Coaching Calculators focus on proper and improper fractions such as 7/24 and 8/3 having numerators and denominators up to 99.

Students develop their skills quickly as they work with the Coaching Calculators and see each step of a process in detail :

- Multiplication
- Multiplication with cross canceling

- Division
- Division with cross canceling

For convenience, the app also has Coaching Calculators covering most fraction basics:

- Addition by multiplying denominator method
- Addition using the Least Common Denominator

- Subtraction by multiplying denominator method
- Subtraction using the Least Common Denominator

- Comparison by multiplying denominator method
- Comparison by Least Common Denominator method
- Comparison by cross multiplication method

- Conversion of mixed numbers to improper fractions
- Conversion of improper fractions to mixed numbers

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

- Prime factorization by a factor tree

- Finding the LCM by prime factorization
- Finding the LCM by listing multiples

- Finding the GCD by prime factorization
- Finding the GCD (GCF) by listing divisors

iPhone Screenshots

(click to enlarge)

MulDivFrac Fractions screenshot 1 MulDivFrac Fractions screenshot 2 MulDivFrac Fractions screenshot 3 MulDivFrac Fractions screenshot 4 MulDivFrac Fractions screenshot 5

App Changes

  • June 24, 2011 New version 2.1
  • July 04, 2012 New version 3.0
  • September 27, 2012 New version 3.1
  • February 22, 2013 New version 3.2
  • September 29, 2013 New version 4.0
  • November 26, 2013 New version 4.1