Grade 8 PARCC math: functions as rules

Working with functions comes to the Common Core in 8th grade, and the properties of functions described in different ways can be compared.

Grade 8 PARCC math: scientific notation

Do you know how to put numbers expressed in "scientific notation" in order from least to greatest? You'll need to if you're taking the PARCC 8th-grade math test.

Grade 4 PARCC math: add fraction grids

Adding and comparing fractions using a decimal grid is a skill 4th graders should be able to do on the PARCC tests coming up this year.