2nd grade Instructional Guide

2nd Grade Math Scope & Sequence

Topic 5 Subtract Within 100 Using Strategies

FLEXIBLE PACING STANDARDS

REPORTING STANDARDS

KEY LANGUAGE USES

● Solve one and two-step word problems within 100 using addition and subtraction ● Fluently subtract two-digit numbers

Standard of Mathematical Practice #3: Construct viable arguments and critique the reasoning of others.

Topics 5-8

Explain Argue

Nov. 4 - Jan. 24 45Days 31 Lessons

Content Standards: Standard 2.NBT.5 Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction. Standard 2.OA.1 Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing with unknowns in all positions by, for example, using drawings and equations with a symbol for the unknown number to represent the problem.

DWSBA Window Jan. 16 - Jan. 31

End of Unit Competency and Language Supports

By the end of Topic 5 students will be able to explain and apply subtraction strategies to equations within 100.

Language Functions and Features: Describe data and/or steps to solve problems using: ● Mathematical terms ( compensation, difference, equation, subtract, break apart ) ● Past tense doing verbs ( used, counted, added ) to recount steps ● Visuals ( number lines, place-value blocks, pictures ) to support approach, solution, and/or extract information

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