Subtraction as a Confidence Builder

Grades 3-5 / Math / Multiple Methods
CCSS: Math.3.NBT.A.2

Common Core State Standards

Math

Math

3

Grade 3

NBT

Numbers & Operations in Base Ten

A

Use place value understanding and properties of operations to perform multi-digit arithmetic

2

Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

Download Common Core State Standards (PDF 1.2 MB)
Lesson Objective
Students gain confidence by using a variety of subtraction methods
Length
14 min
Questions to Consider
How do students subtract by making "jumps" on the number line?How does the "adding on" method help students see that addition and subtraction are related?How are students assessed by the head teacher, the teacher, and the teaching assistant?
Common Core Standards
Math.3.NBT.A.2

Supporting Materials

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  • Subtraction as a Confidence Builder Summary

    Subtraction as a Confidence Builder program summary

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