3rd grade Instructional Guide

3rd Grade Math Scope & Sequence

End of Unit Competency and Language Supports

By the end of Topic 8 students will be able to justify an estimated sum or difference to a partner and then fnd the exact answer using mental math.

Language Functions and Features: Establish claims using: ● Relating verbs ( e.g. A reasonable estimate is/was ___ ).

Justify conclusion using: ● Conjunctions (if/then, when - eg. If you subtract the digits in the tens place, then.. .) ● Technical nouns and noun groups to add details ( mental math, round, properties, compatible numbers, inverse ) Describe data and/or steps to solve problems using: ● Visuals ( number lines, tables, bar diagrams) to support approach, solution, and/or extract information. ● Connectors to order steps ( frst, next, then ) and indicate reasons ( because, so, that means, as a result )

SKILLS

VOCABULARY

MANIPULATIVES

● Properties of operations ● Place-value concepts

● Two-color tiles

• associative (grouping) property of addition • commutative (order) property of addition • identity (zero) property of addition • open number line • round • place value • compatible numbers • inverse operations