Unit 3, Section A
Fraction Multiplication
Grade 5
Practice
Problem 2
Pre-unit
What is the area of this figure? Explain your reasoning.
6-sided shape. Straight sides. All side lengths meet at right angles. Side lengths. Bottom, 10 centimeters. Right side rises question mark, then goes left 4 centimeters, and goes up 6 centimeters. Top side length, question mark. Left side length, 10 centimeters.
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Problem 5
-
Shade
of of the square. - Explain where you see
of in your drawing.
Problem 6
-
Write an expression for how much of the square is shaded.
- Find the value of your expression.
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Problem 7
- Write an equation representing the shaded part of the diagram.
- Explain how the diagram shows each part of your equation.
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Problem 8
- Write an expression for the shaded region of the square.
- Explain how your expression matches the shaded region.
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-
Write an expression for the area of the shaded region.
- Explain how the diagram shows your expression.
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Problem 10
-
Write a multiplication expression for the area of the shaded region. Explain your reasoning.
- What is the area of the shaded region in square units?
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Problem 13
This flag of Sweden is
-
What is the area of the whole flag?
- What is the area of the rectangle in the top right?
Problem 14
Exploration
On this American flag the width of the blue rectangle is
Problem 15
Exploration
Jada folded a square piece of paper in half many times, sometimes horizontally and sometimes vertically. She shaded the folded piece of paper and then unfolded it. Here is a picture.
What fraction of the paper did Jada shade? Explain how you know.
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