Grade 2 – Unit of Study 2: Compare and Order Numbers

Click here for the Spanish version: https://youtu.be/4mXVeq1nJF0

In This Unit of Study…

Students will demonstrate their understanding of place value and the use of number lines to plot, order, and compare numbers up to 1,000 by using comparative language, numbers and the symbols <, >, and =.

B.E.S.T. Benchmarks:

• MA.2.NSO.1.3 Plot, order, and compare whole numbers up to 1,000.
• MA.2.NSO.2.2 Identify the number that is ten more, ten less, one hundred more, and one hundred less than a given three-digit number.
• MA.2.NSO.2.1 Recall addition facts with sums to 20 and related subtraction facts with automaticity. (making ten)

Key Concepts:

• I can plot, order, and compare whole numbers up to 1,000.
• I can use the place value of the hundreds, tens, and ones digits to compare whole numbers up to 1,000.
• I can use a number line to compare whole numbers up to 1,000.
• I can use the terms less than, greater than, between, or equal to and the symbols <, > or = when comparing whole numbers up to 1,000.
• I can identify the number that is ten or one hundred more or less than a given three-digit number using place value.