Illustrative Mathematics
Illustrative Mathematics: 8.ee Extending Definitions of Exponents, Variation 1
In this task, 8th graders examine the changes in the size of a population of bacteria during an experiment studying its growth. They learn how to talk about negative integer exponents and negative time. Aligns with 8.EE.A.1.
Illustrative Mathematics
Illustrative Mathematics: 8.ee Ants Versus Humans
This task requires students to work with large and small values expressed in scientific notation and in decimal notation, as well as to convert units of mass. Aligns with 8.EE.A.4 and 8.EE.A.1.