CK-12 Foundation
Ck 12: Arithmetic: Comparison of Fractions, Decimals, and Percents
[Free Registration/Login may be required to access all resource tools.] Compare and order rational numbers
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...
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.
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
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.
Common Core Sheets
Common Core Sheets: Number and Operations in Base Ten 5.nbt.3b Worksheets
Print or create worksheets or flashcards to assess students' understanding of place value, comparing numbers, and ordering numbers with 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
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.