TN.2. Number and Operations
0306.2. Checks for Understanding (Formative/Summative Assessment):
0306.2.1. Represent whole numbers up to 10,000 using various models (such as base-ten blocks, number lines, place-value charts) and in standard form, written form, and expanded form.
0306.2.5. Use highest order value (such as tens or hundreds digit) to make simple estimates.