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Lesson Menu Five-Minute Check (over Lesson 15–4) Main Idea Example 1:Problem-Solving Investigation

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Main Idea/Vocabulary I will choose the best strategy to solve a problem.

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Example 1 DREW: I am making a flag to represent our class at the school assembly. The flag must have three solid-colored horizontal stripes (one red, one blue, and one yellow) with a gray star in the center of the middle stripe. YOUR MISSION: Find how many different flags Drew can make.

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Example 1 Understand What facts do you know? You know that the flag will have a red, blue and yellow stripe. You also know that a gray star will be in the center of the middle stripe. What do you need to find? You need to find how many different flags Drew can make with three stripes and one star.

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Example 1 Plan You can use the make a picture strategy.

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Example 1 Solve Continue drawing flags until no more flags can be made.

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Example 1 Solve Answer: After drawing the flags, you find that 6 different flags can be made with 3 horizontal stripes with a star in the center of the middle stripe.

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Example 1 Check Look back by making a list of all the possible flags. RBY, RYB, YBR, YRB, BYR, BRY Since there are 6 items in the list and 6 different flags, the answer is correct.

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End of the Lesson End Lesson

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Resources Five-Minute Check (over Lesson 15–4) Image Bank Math Tool Chest Make a Prediction

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1.A 2.B 3.C 4.D Five Minute Check 1 (over Lesson 15–4) A restaurant offers several choices on their breakfast menu. For eggs, the choices are scrambled, fried, or an omelet. The choices for bread are wheat toast or a croissant. Customers may choose either grape or tomato juice. How many different breakfasts are possible if eggs, bread, and juice are ordered? A.10 B.12 C.14 D.16

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1.A 2.B 3.C 4.D Five Minute Check 2 (over Lesson 15–4) A restaurant offers several choices on their breakfast menu. For eggs, the choices are scrambled, fried, or an omelet. The choices for bread are wheat toast or a croissant. Customers may choose either grape or tomato juice. If a breakfast with a bread, an egg dish, and a juice was chosen at random, what is the probability that it would have an omelet and grape juice?

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