Unit 1: Number Sense

Grade Level: 3rd Grade

Subject: Math

Length: 5 weeks (August/September)

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Topics Covered

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ᴑ Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operation, and/or the relationship between addition and subtraction
ᴑ Use place value rounding to nearest 10 and 100 

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Standards

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3.NBT.A.1- 3

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Primary Vocabulary

 

add                                    
sum               
difference              
subtraction                         
addend          
algorithm                
Expression                
place value           
order of operation      
standard form 
expanded form              
word form       
decompose        
rounding                  
fact family                 
Sequence               
Estimate                
whole numbers           
digits                         
Compare Numbers       
Number Line     
Greater Than          
Less Than                 
Equal to                
Arithmetic Patterns