Desmos Unit 5

Place Value Patterns and Decimal Operations

Sub-Unit 1 - Numbers to Thousandths

Lesson 1:  Investigate: Numbers Between Numbers

Lesson 2:  What Is One Thousandth?

• What decimal number is illustrated?

• Convert fractions to decimals: denominators of 10, 100, and 1,000

Also consider:

• Place values in decimal numbers

• Place value models for decimal numbers

Lesson 3:  Say What?

• Understanding decimals expressed in words

• Convert decimals between standard and expanded form

• Convert decimals between standard and expanded form using fractions

Also consider:

• Compose and decompose decimals in multiple ways

Lesson 4:  Place Value Patterns

• Relationship between decimal place values

Lesson 5:  The Claw

• Decimal number lines

Lesson 6:  Selling Collectibles

• Compare decimals on number lines

• Compare decimal numbers

Lesson 7:  Which Way Down the Mountain?

Lesson 8: Rounding Races

• Round decimals

Also consider:

• Identify rounded decimals

Sub-Unit 2 - Adding and Subtracting Decimals

Lesson 9:  Exploring Decimal Addition and Subtraction

• Add decimal numbers using blocks

• Subtract decimal numbers using blocks

Lesson 10:  Adding Decimals

• Add decimal numbers

• Estimate sums of decimals by rounding to whole numbers

Lesson 11:  Subtracting Decimals

• Subtract decimal numbers

• Estimate differences of decimals by rounding to whole numbers

Lesson 12:  Sums and Differences

• Add and subtract decimal numbers

Lesson 13:  Making Scarves

• Add and subtract decimals: word problems

Sub-Unit 3 - Multiplying Decimals

Lesson 14:  Exploring Decimal Multiplication

• Multiply a decimal by a one-digit whole number using blocks

Lesson 15:  Comic Book Advertisements

• Multiply a decimal by a one-digit whole number: tenths or hundredths

• Multiply a decimal by a one-digit whole number using the distributive property

• Multiply a decimal by a one-digit whole number

Lesson 16:  Revisiting Parts of Parts

• Multiply decimals less than one using grids

Lesson 17:  Decimals, Diagrams, and Decompositions

• Multiply decimals using grids

• Multiply decimals using area models: products up to hundredths

• Multiply two decimals: products up to hundredths

Also consider:

• Multiply two decimals: where does the decimal point go?

Lesson 18:  What Is the Relationship?

• Multiply a decimal by a multi-digit whole number

Also consider:

• Estimate products of whole numbers and decimals

• Estimate products of decimals

Lesson 19:  Planning a Comic Book

• Multiply decimals and whole numbers: word problems

Sub-Unit 4 - Dividing Decimals

Lesson 20:  Making Quilts!

• Divide decimals by one-digit whole numbers

Also consider:

• Divide decimals using blocks: complete the equation

• Divide decimals by one-digit whole numbers: word problems

Lesson 21:  Puzzle Pieces Everywhere

• Divide whole numbers by 0.1 or 0.01

• Divide whole numbers by decimals less than one

Also consider:

• Divide one-digit whole numbers by decimals

Lesson 22:  Division Medley

Lesson 23:  Decimal Dividends and Divisors

• Divide by 0.1 or 0.01

Lesson 24:  Watch and Learn

• Add, subtract, multiply, and divide decimals: multi-step word problems

Reviews

Sub unit 3 

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