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.
Illustrative Mathematics
Illustrative Mathematics: 5.nbt Placing Thousandths on the Number Line
This task asks students to order decimal numbers to the thousandths on a number line between 0 and 0.1. Aligns with 5.NBT.A.3.
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 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.