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Integer Properties Strategies

Mike McGarry
Lesson by Mike McGarry
Magoosh Expert
Summary
The content provides an in-depth exploration of strategies for tackling integer questions on the GMAT, emphasizing the importance of understanding integer properties, prime factorization, and the application of mathematical intuition.
  • Ensure you're dealing with integers in GMAT problems by looking for explicit statements or implicit clues within the question.
  • Don't forget about zeros and negatives when considering integers, and remember the interchangeable ways to talk about factors and the significance of prime numbers.
  • Memorize the prime numbers below 60, the perfect squares of the first 15 integers, and understand the importance of prime factorization in solving problems.
  • For Greatest Common Factor or Least Common Multiple questions, remember the procedures and the importance of canceling before multiplying.
  • Develop your number sense and mathematical intuition through practice, and remember specific strategies for dealing with even and odd numbers, consecutive numbers, and questions involving remainders.
Chapters
00:00
Understanding Integer Properties
02:08
Prime Numbers and Prime Factorization
04:19
Developing Mathematical Intuition