Chapter 1: Place Value and Number Sense

Lesson 1: Understand Place Value. Objective: To read, write, and identify the value of whole numbers.

Lesson 2: Place Value Through Hundred Thousands. Objective: To read, write, and identify the place value of whole numbers through hundred thousands.

Lesson 3: Place Value Through Millions. Objective: To read, write, and identify the place value of whole numbers through millions.

Lesson 4: Benchmark Numbers. Objective: To use a benchmark to give meaning to a number.

Lesson 5: Problem Solving Skill: Use a Graph. Objective: To solve problems using an appropriate skill such as *use a graph*.

Vocabulary: digit, pictograph, period, millions, benchmark

**digit: **one of ten symbols--0, 1, 2, 3, 4, 5, 6, 7, 8, and 9--used to write numbers

**pictograph:** a graph that uses pictures to show and compare information

**period: **a group of three digits in a number

**millions:** the period to the left of the thousands

**benchmark: **a known number of things that helps you estimate the size or amount of a different number of things

Our textbook website: www.harcourtschool.com

Some good practice websites:

http://www.gamequarium.com/placevalue.html

http://www.softschools.com/math/games/

www.multiplication.com

www.funbrain.com