DashboardHome
Not StartedEnroll to Track
Lesson

Rational numbers and prime factors

Write rational numbers in multiple forms and use prime factorization.

LinksLesson 2 / 2
Lesson Notes
Section 1 / 7
  • Convert between fractions, decimals, and repeating decimals.
  • Use prime factorization to simplify fractions.
  • Identify terminating vs repeating decimals.
Short segments for focus-friendly pacing.
Key Points
  • Rational numbers are ratios of integers
  • Prime factorization helps simplify
  • Only factors 2 and 5 give terminating decimals
  • Repeating decimals are still rational
  • Reduce fractions before comparing
Quick Check
Which denominator guarantees a terminating decimal?
Quiz Generator

Generate a short quiz from this lesson. Choose the formats you want, then run it.

Ask the Math Helper

Use this for step-by-step support. This is learning-first and shows reasoning.

External Links
Khan Academy: Exponents and Powers (External)

External Khan Academy exponents practice. Link-only with attribution.

Open Link

Some lessons include links to external educational resources such as Khan Academy® or other independent providers. These resources remain hosted on their own platforms under their original licenses. UnCram does not charge for or redistribute this content and does not imply partnership, sponsorship, or endorsement by any external provider.

UnCram Premium | Professional Study Hub