1st Grade Instructional Guide

1st Grade Math Scope & Sequence 2025-2026

Topic 9 Compare Two-Digit Numbers

FLEXIBLE Pacing

STANDARDS

REPORTING STANDARDS

KEY LANGUAGE USE

●​ Compare two-digit numbers using symbols (<,=,>) ●​ Add and subtract by groups of 10

Standard of Mathematical Practice #1: Make sense of problems and persevere in solving them.

Jan. 26 - Apr. 24

Inform

Topics 9-12 26 Lessons 56 days

Content Standards: Standard 1.NBT.3 Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <. Standard 1.NBT.5 Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

DWSBA Window Apr. 17 - May 1

End of Unit Competency

By the end of Topic 9 students will be able to tell how to compare two numbers and justify the comparison with a mathematical model.

Language Functions and Features: Describe data and/or steps to solve problems using:

●​ Mathematical terms ( less than, greater than, equal to, relationship, compare, symbols: >,<,= ) ●​ Visuals ( ten frames, hundred charts, place value blocks, number lines ) to support approach, solution, and/or extract information ●​ Declarative statements to state conclusion ( I know because… )

SKILLS

VOCABULARY

MANIPULATIVES

●​ Compare 2-digit

●​ less

●​ Place-Value blocks