Education Development Center
Tune in to Learning: What's a Fraction
Use this interactive lesson to learn about fractions. You will find equivalent fractions, compare fractions, and more. Immediate feedback is given to your answers. Links to related videos.
Alabama Learning Exchange
Alex: Dewey Decimal Goes to Math Class
Math students take an onsite field trip to the library (media center) to meet the Dewey decimal system. An "Essential Question" will be used to a set the purpose for understanding why we use the dewey decimal system. Students will...
Better Lesson
Better Lesson: Where Does That Fall on the Number Line?
Where does five-thirds belong on a number line? What about 1.61? Students apply their knowledge of fractions and decimals in order to compare and order fractions and decimals.
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: Arithmetic: Decimal Comparisons Without Rounding
[Free Registration/Login may be required to access all resource tools.] Compare and order decimals without using rounding.
CK-12 Foundation
Ck 12: Math Grade 4
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
CK-12 Foundation
Ck 12: Arithmetic: Decimal Comparisons With Rounding
[Free Registration/Login may be required to access all resource tools.] Compare and order decimals by rounding the decimals
CK-12 Foundation
Ck 12: Arithmetic: Decimal Multiplication
[Free Registration/Login may be required to access all resource tools.] Find the product of two decimals by multiplying vertically and correctly placing the decimal point.
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