UNIT 1:
Place Value and Money

Houghton Mifflin Parent Letter

Place value and number sense are extremely important concepts for students to master. They must be able to see numbers in lots of different ways.  For example, 12 can be represented in many different ways.

12 can also be:
~ 1 ten and 2 ones
~ a dozen
~ 6 X 2
~ the number of months in a year
~ the number of hours in a day
~ 3(1) X 4
~ 2 nickels and 2 pennies
~ twelve

Once students begin to understand this important idea, they will be able to use and manipulate numbers in order to solve harder problems.

In this unit, students will begin to represent numbers in different ways: standard (numeric) form, expanded form and word form.  They will find the place and value of digits up to the hundred thousands place. Then they will use numbers to compare, order, and round.




Extra Help Tutorial Videos
Chapter 1

Lesson 1.2: Place Value: Ones, Tens and Hundreds

Lesson 1.4: Place Value Through Thousands

Lesson 1.5: Find a Number Pattern

Lesson 1.6: Place Value Through Ten Thousands

Lesson 1.7: Place Value Through Hundred Thousands 

Chapter 2

Lesson 2.1: Compare Numbers

Lesson 2.2: Order Numbers

Lesson 2.3: Round Two-Digit and Three-Digit Numbers

Lesson 2.4: Round Four-Digit Numbers

Lesson 2.5: Use a Bar Graph

Chapter 3

Lesson 3.1: Value of Money

Lesson 3.2: Count Coins and Bills

Lesson 3.3: Make Change

Lesson 3.4: Compare Money Amounts

Lesson 3.5: Round Money






Extra Help Worksheets
Place Value

Worksheet A

Worksheet B

Worksheet C

Worksheet D

Mystery Numbers
Comparing Numbers

Worksheet A

Worksheet B

Worksheet C

Worksheet D 

Worksheet E
Ordering Numbers

Worksheet A


Worksheet B

Worksheet C

Worksheet D


Worksheet E

Worksheet F
Rounding Numbers

Rounding Chart  A    B

Worksheet A

Worksheet B

Worksheet C

Worksheet D

Worksheet E

Worksheet F
Standard, Expanded, Written Form

Worksheet A

Worksheet B

Worksheet C

Worksheet D

Worksheet E

Worksheet F
Standard, Expanded, Written Form

Worksheet G

Worksheet H

Worksheet I

Worksheet J

Worksheet K

Worksheet L





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