5.NBT.A.2

Explain patterns in the number of zeros of the product when multiplying a number by powers of 10, and explain patterns in the placement of the decimal point when a decimal is multiplied or divided by a power of 10. Use whole number exponents to denote powers of 10.

 
21 Lesson(s)
   

Place Value Review

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Attention: Value found in starting with Place.

 
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deck of cards
   

Ten Times

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

My neighbor is just 10 times as much as me.

 
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Reflections (1)
ten
   

Turtlehead Multiplication

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Turtles are normally slow but this guy will speed you up!

 
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Reflections (1)
turtle
   

Taking it Back to the Old School

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Old school multiplication is making a come back!

 
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oldschoolrocks
   

Powers of Ten (Day 1)

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

To infinity, and beyond!

 
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solar system
   

1/10 Of...

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Don't call me smaller.... I'm 1/10 of you!

 
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Reflections (1)
770px chocolate
   

Powers of Ten (Day 2)

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

You mean I can get 10 times smaller too?

 
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Reflections (1)
dna
   

Decimal Operations

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Keeping track of math operation rules can be as easy as using a piece of paper.

 
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Reflections (1)
decimal digit
   

Double Digit Division

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Stick to what you know!

 
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arcade
   

Powers of Ten Applications

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Decimal jumping makes multiplication and division easy.

 
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satellite
   

Division with Area Models

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

One for you. One for you. And, one for you.

 
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Reflections (1)
bunny
   

Adding Decimals

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Bringing down the decimal for big savings!

 
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coupons
   

Operations with Decimals & Whole Numbers Assessment

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

And it all comes down to this...

 
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microwave
   

Rounding Decimals

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Think of it like a grid!

 
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racing lanes
   

Multiplying Decimals

5th Grade Math » Unit: Operations with Decimals and Whole Numbers
5th Grade Math » Unit: Operations with Decimals and Whole Numbers
Erin Doughty
Grand Rapids, MI
Environment: Urban
 
Big Idea:

Couponing is a real world context students identify with!

 
Favorites (5)
 
Resources (8)
 
Reflections (1)
cd
Common Core Math
 
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