Fun with Sets and Objects

What is a set of three apples?

• Two apples

• Four apples

• Three apples

• A basket of apples

Count the number of stars in this set: ★★★★

• 2

• 4

• 3

• 5

Which set has more objects: {1, 2, 3} or {4, 5}?

• {1, 2, 3}

• {3, 4, 5}

• {4, 5}

• {1, 2}

Combine the sets {A, B} and {C, D}. What do you get?

• {C, D}

• {A, B}

• {A, B, C}

• {A, B, C, D}

Sort this set of numbers: {3, 1, 2}.

• {1, 2, 3}

• {2, 3, 1}

• {3, 1, 2}

• {1, 3, 2}

How many oranges are in this set: {🍊, 🍊, 🍊, 🍊, 🍊}?

• 6

• 5

• 4

• 3

Identify the missing element in the set: {1, 2, __, 4}.

• 3

• 0

• 2

• 5

Which set has fewer objects: {cat, dog} or {fish, bird, hamster}?

• {fish, bird}

• {hamster, bird, cat}

• {cat, dog}

• {cat, dog, fish}

Combine the sets {red, blue} and {green}. What colors do you have?

• {red, blue, yellow}

• {blue, green, yellow}

• [red, blue, green]

• {red, yellow}

Sort these shapes: {circle, square, triangle}.

• [circle, triangle, square]

• square, triangle, circle

• triangle, square, circle

• circle, square, triangle