4th Grade - Unit 9 Math

Unit 9: Decimals Text Mr. Yen's Videos  Youtube Video Names and Links

Page

Chapter 19 - Understanding Decimals
Location: Decimals / Place Value
Lesson 1 - Hands On: Fractions and Decimals 418

Lesson 2 - Mixed Numbers and Decimals 420 Comparing Decimals Comparing Decimals
Lesson 3 - Fractions and Decimal Equivalents 424 Ordering Decimals Ordering Decimals
Lesson 4 - Compare and Order Decimals
426 Decimals and Fraction Equivalents Decimal and Fraction Equivalents
Lesson 5 - Compare and Order Fractions and Decimals 428 Ordering Fractions and Decimals Ordering Decimals, Fractions, and Mixed Numbers
Lesson 6 - PS Field Trip: National Yo-Yo Museum 432

Chapter Review / Test 436





Chapter 20 - Add and Subtract Decimals
Location: Decimals / Place Value
Lesson 1 - Hands On: Explore Addition and Subtraction of Decimals 440 Rounding Decimals to a Whole Number Rounding Decimals to Whole Numbers
Lesson 2 - Round Decimals
442 Rounding Decimals
Location: Adding & Subtracting Decimals
Rounding Decimals
Lesson 3 - Estimate Decimal Sums and Differences 446 Estimation with Decimals Adding and Subtracting  Estimation When Adding and Subtracting Decimals
Lesson 4 - Add and Subtract Decimals 448 Adding and Subtracting Decimals Adding and Subtracting Decimals
Lesson 5 - Problem Solving Strategy: Work Backwards 452

Chapter Review / Test 456