CK-12 Foundation
Ck 12: Arithmetic: Comparison of Ratios in Decimal Form
[Free Registration/Login may be required to access all resource tools.] Write and compare ratios in decimal form
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Rational Numbers
[Free Registration/Login may be required to access all resource tools.] Compare and order rational numbers on a number line and by using inequality symbols
CK-12 Foundation
Ck 12: Arithmetic: Evaluation and Comparison of Powers
[Free Registration/Login may be required to access all resource tools.] Evaluate and compare powers.
CK-12 Foundation
Ck 12: Arithmetic: Factor Pairs
[Free Registration/Login may be required to access all resource tools.] Determine the factor pairs of given numbers.
Khan Academy
Khan Academy: Ordering Rational Numbers
Practice putting positive and negative fractions and decimals in order. For example, -12/4, -2.5, and 3.25. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Finding the Least Common Multiple (Lcm)
The LCM is a useful tool to use when comparing fractions and finding common denominators.