Unit+3

Unit 3 Addition and Subtraction of Whole Numbers and Decimals

Homework and Remembering Worksheets for Unit 3: [|Math Unit 3 Homework and Remembering.pdf]


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Unit 3 Lesson 1 - Decimals and Equal Divisions Lesson Objectives: 1. Understand decimals as equal divisions of a whole. 2. Relate fractions and decimals.

[|Lesson 3-1 Decimals as Equal Parts of Sets pg. 84.wmv]

Unit 3 Lesson 2 - Equate and Compare Lesson Objectives: 1. Model and identify equivalent decimals.

[|Lesson 3-2 Visualize with other models pg. 85.wmv]

[|Lesson 3-2 Practice Comparisons pg. 86.wmv]

A video on how to compare and order decimals. [] A link to a game on comparing decimals. []

Unit 3 Lesson 3 - Thousands to Thousandths Lesson Objectives: 1. Read, write, and model whole and decimal numbers. 2. Compare and order decimal numbers. [|Lesson 3-3 Thousands to Thousandths.wmv] [|Lesson 3-3 Thousands to Thousandths pg. 87.wmv]

Unit 3 Lesson 4 - Adding and Subtracting Decimals Lesson Objectives: 1. Find decimal sims and differences. 2. Estimate and measure lengths using metric units. [|Lesson 3-4 Adding Decimals.wmv]

Unit 3 Lesson 5 - Billions to Billionths Lesson Objectives: 1. Recognize Place Values from billions to billionths. 2. Read, write, compare, and order very large numbers. 3. Represent numbers in different ways. [|Lesson 3-5 Symmetry around the ones place pg. 95.wmv]

Unit 3 Lesson 6 - Use Place Value Lesson Objectives: 1. Make the greatest and the least possible numbers using a given set of numbers. 2. Recognize relationships among place value to billions. [|Lesson 3-6 Use Place Value pg. 99.wmv]

Unit 3 Lesson 7 - Add whole numbers and decimals Lesson Objectives: 1. Align numbers to prepare for addition. 2. Explain different methods of addition. [|Lesson 3-7 Add Whole Numbers and Decimals.wmv] [|Lesson 3-7 Addition Problems pg. 101.wmv]

Unit 3 Lesson 8 - Addition to Millions Lesson Objectives: 1. Align numbers according to their place values to prepare for adding. 2. Use and explain different methods for addition. [|Lesson 3-8 Discuss a preferred methond pg. 104.wmv] Video Link: []

Unit 3 Lesson 9 - Subtract Whole and Decimal Numbers Lesson Objectives: 1. Explore the relationship between addition and subtraction. 2. Explain solution methods for multi-digit subtraction. [|Unit 3 Lesson 3-9 Two ways to Ungroup in subtraction pg. 105.wmv]

Unit 3 Lesson 10 - Place Value Word Problems Lesson Objectives: 1. Solve problems with large numbers and decimal numbers. 2. Write word problems.

Unit 3 Lesson 11 - Properties and Strategies Lesson Objectives: 1. Use the commutative, associative, and distributive properties to compute mentally. 2. Apply properties to real world situations. [|Unit 3 Lesson 11 pg. 111 and 112.wmv]

Unit 3 Lesson 12 - Pictographs with Large Numbers Lesson Objectives: 1. Understand progressively larger increments to one million. 2. Read and construct pictographs with large numbers. [|Lesson 3-12 Use a pictograph pg. 113.wmv] [|Lesson 3-12 Make a Pictograph pg. 114.wmv]

Unit 3 Lesson 13 - Round Numbers on Graphs Lesson Objectives: 1. Read scales that show large rounded numbers to 100 million. 2. Identify the halfway point between two numbers that are multiples of ten. 3. Estimate by rounding large numbers. [|Unit 3 Lesson 13 pg. 115 Introduce Scales as a visual aid to rounding.wmv] [|Unit 3 Lesson 13 pg. 116 Practice with rounding.wmv]

Unit 3 Lesson 14 - Bar Graphs and Rounding Lesson Objectives: 1. Read and construct bar grpahs with large numbers. 2. Round numbers to the hundred millions. 3. Identify the halfway point with numbers to the hundred millions. [|Unit 3 Lesson 14 Bar Graphs with Large Numbers.wmv]

Unit 3 Lesson 15 - Round and estimate with decimals. Lesson Objectives: 1. Use a number line and place value to round decimals. 2. Estimate decimal sums and differences.

Unit 3 Lesson 16 - Discrete and Continuous Data Lesson Objectives: 1. Compare and contrast discrete and continuous data represented in tables and graphs. 2. Interpret double and triple line graphs. 3. Make single line graphs. [|Unit 3 Lesson 16 pb. 123 Analyzing Data and Tables.wmv] [|Unit 3 Lesson 16 pb 124 Analyze data and graphs.wmv] [|Unit 3 Lesson 16 pb. 126 Double Line Graphs.wmv] [|Unit 3 Lesson 16 pb. 127 Triple Line Graphs.wmv]

Unit 3 Lesson 17 - Graph with Decimal Numbers Lesson Objectives: 1. Round decimal numbers to the nearest tenth, hundreth, and thousandth. 2. Read and construct graphs with decimal numbers. [|Unit 3 Lesson 17 pb. 129 Graphing with decimal numbers.wmv]

Unit 3 Lesson 18 - Classify Word Problems Lesson Objectives: 1. Understand and apply a classification system for common addition and subtraction situations. 2. Solve word problems with both additive and multiplicative comparisons. [|Unit 3 Lesson 18 pb. 133 and 134.wmv] [|Unit 3 Lesson 18 practice book pages 135 and 136.wmv]

Unit 3 Lesson 19 - Situation and Solution Equations Lesson Objectives: 1. Solve word problems with unknown addends. 2. Write a situation equaiton and convert it to a solution equation. [|Unit 3 Lesson 19 practice book pages 137 and 138.wmv]

Unit 3 Lesson 20 - Comparison Problems Lesson Objectives: 1. Solve addition and subtraction problems mentally using place value. 2. Represent and solve comparison word problems. 3. Understand and apply comparison language.

Unit 3 Lesson 21 - Two-Step Word Problems Lesson Objectives: 1. Write and solve word problems that involve two steps. 2. Identify relevant information in problems. [|Unit 3 Lesson 21 Two step word problems.wmv] [|Unit 3 Lesson 21 pb. 144 Too much information.wmv]

Unit 3 Lesson 22 - Use Mathematical Processes Lesson Objectives: 1. Solve a variety of problems using mathematical conceptand skills. 2. Use mathematical processes of problem solving, connections, reasoning and proof, communication and representation.