Math 4.6 Combinations

Jackie is playing a card game with triangles and circles. Each shape can be blue, red, yellow, or green. How many different cards are there?

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CCSS.3.OA.A.1

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Madison needs to choose 1 breakfast item and 1 drink. Find the number of possible combinations.

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CCSS.3.OA.A.1

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CCSS.3.OA.C.7

Lucia's three dogs have red, purple, blue, green, and orange collars that they can take turns wearing. Find the number of possible dog and collar combinations.

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CCSS.3.OA.A.1

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Diana can take 1 pencil and 1 eraser to school. Her choices are shown. How many different pencil and eraser combinations are there?

Draw a tree diagram.

• 2 + 3 = 5 combinations

• 2 x 3 = 6 combinations

• 2 x 3 x 2 = 12 combinations

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CCSS.3.OA.A.1

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For a snack, Randy can choose from peanuts, carrots, or popcorn. He can have water or juice to drink. How many snack and drink combinations are there?

Draw a tree diagram.

• 3 x 2 = 6

• 3 + 2 = 5

• 3 x 2 x 2 = 12

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CCSS.3.OA.A.1

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True or False?

Each branch of a tree diagram shows a possible combination of items.

• True

• False

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CCSS.7.SP.C.8

Amanda bought 4 pairs of shoes and 5 purses. Which number sentence shows the number of different shoes and purse combinations that Amanda can make?

• 4 + 5 = 9

• 4 + 4 + 4 + 4 = 16

• 5 x 8 = 40

• 4 x 5 = 20

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CCSS.3.OA.A.1

CCSS.3.OA.A.3