National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
CK-12 Foundation
Ck 12: Elem Math: Determining Less Than or Greater Than Values of a Decimal
[Free Registration/Login may be required to access all resource tools.] For this learning module, students must compare the values of fractions and decimals and state which is greater or less. Includes video demonstrating a sample...
ArtsNow
Arts Now Learning: Moving With Fractions [Pdf]
In this lesson, 4th graders use movement phrases to model common fractions and decimal fractions with like denominators. They compare the fraction of locomotor and non-locomotor movements in a movement phrase. Students then create their...
Alabama Learning Exchange
Alex: Those Number Aren't Just Moody.
Rational numbers can sometimes cause problems when they're converted to repeating decimals. That, we can handle. But, what about those irrational numbers that can only be "sort of, like approximated"? How can we expect students to...
Educaplus (Jesús Peñas Cano)
Educaplus: Fracciones
In this simulation you can compare fractions with decimals on a given number line.