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- 5.NBT.A.1Recognize that in a multi-digit number, a digit in one place represents 10 times as much as it represents in the place to its right and 1/10 of what it represents in the place to its left.
- 5.NBT.A.2Explain 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.
- 5.NBT.A.3Read, write, and compare decimals to thousandths.
- 5.NBT.A.4Use place value understanding to round decimals to any place.

Reading and Writing with decimals

6th Grade Math

» Unit:

Number Sense

Big Idea:Knowing how to read and write decimals is a life skill.

Dewey Decimal system for ordering decimals

6th Grade Math

» Unit:

Number Sense

Big Idea:The Dewey Decimal System is used in libraries all around the world. The foundation of this system is based upon ordering decimals.

Place Value Review

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:Attention: Value found in starting with Place.

Ten Times

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:My neighbor is just 10 times as much as me.

Turtlehead Multiplication

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

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

Taking it Back to the Old School

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:Old school multiplication is making a come back!

Powers of Ten (Day 1)

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:To infinity, and beyond!

1/10 Of...

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

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

Powers of Ten (Day 2)

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:You mean I can get 10 times smaller too?

Decimal Operations

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

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

Double Digit Division

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:Stick to what you know!

Powers of Ten Applications

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:Decimal jumping makes multiplication and division easy.

Division with Area Models

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:One for you. One for you. And, one for you.

Adding Decimals

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:Bringing down the decimal for big savings!

Operations with Decimals & Whole Numbers Assessment

5th Grade Math

» Unit:

Operations with Decimals and Whole Numbers

Big Idea:And it all comes down to this...

5.NBT.A.3a

Read and write decimals to thousandths using base-ten numerals, number names, and expanded form, e.g., 347.392 = 3 × 100 + 4 × 10 + 7 × 1 + 3 × (1/10) + 9 × (1/100) + 2 × (1/1000).

5.NBT.A.3b

Compare two decimals to thousandths based on meanings of the digits in each place, using >, =, and < symbols to record the results of comparisons.