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# Math in Focus: The Singapore Approach, Student Book 4B

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### Use the table below to find videos, mobile apps, worksheets and lessons that supplement Math in Focus: The Singapore Approach, Student Book 4B.

 Apps Videos Practice Now Chapter 1: Decimals Lesson 1: Understanding Tenths apps videocam create Lesson 2: Understanding Hundredths apps videocam create Lesson 3: Comparing Decimals apps videocam create Lesson 4: Rounding Decimals apps videocam create Lesson 5: Fractions and Decimals apps videocam create Chapter 2: Adding and Subtracting Decimals Lesson 1: Adding Decimals apps videocam create Lesson 2: Subtracting Decimals apps videocam create Lesson 3: Real-World Problems: Decimals apps videocam create Chapter 3: Angles Lesson 1: Understanding and Measuring Angles apps videocam create Lesson 2: Drawing Angles to 180 Degrees apps videocam create Lesson 3: Turns and Right Angles apps videocam create Chapter 4: Perpendicular and Parallel Line Segments Lesson 1: Drawing Perpendicular Line Segments apps videocam create Lesson 2: Drawing Parallel Line Segments apps videocam create Lesson 3: Horizontal and Vertical Lines apps videocam create Chapter 5: Squares and Rectangles Lesson 1: Squares and Rectangles apps videocam create Lesson 2: Properties of Squares and Rectangles apps videocam create Chapter 6: Area and Perimeter Lesson 1: Area of a Rectangle apps videocam create Lesson 2: Rectangles and Squares apps videocam create Lesson 3: Composite Figures apps videocam create Lesson 4: Using Formulas for Area and Perimeter apps videocam create Chapter 7: Symmetry Lesson 1: Identifying Lines of Symmetry apps videocam create Lesson 2: Rotational Symmetry apps videocam create Lesson 3: Making Symmetric Shapes and Patterns apps videocam create Chapter 8: Tessellations Lesson 1: Identifying Tessellations apps videocam create Lesson 2: More Tessellations apps videocam create
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