All the Ways!

Students interpret and represent three-digit numbers in words, expanded form, standard form, and unit form. Note: Activity 2 was updated in the Teacher Edition PDF and in the Teacher Presentation Screens on 1/12/2026.

By Amplify Classroom

2nd Grade

Math

Today’s Goals • Interpret and represent three-digit numbers in words, expanded form, standard form, and unit form. • Language Goal: Compare different representations of the same three-digit number. (Reading, Speaking, and Listening) Materials Manipulative Kit: base-ten blocks; Classroom materials: Representations of Numbers chart (from prior lessons)