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Each game has 10 questions.

Green box means correct.

Yellow box means incorrect.

Unlock harder levels by getting an average of 80% or higher.

Earn up to 5 stars for each level

The more questions you answer correctly, the more stars you'll unlock!

Each game has 10 questions.

Green box means correct.

Yellow box means incorrect.

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Grade 8 - The Number System

Standard 8.NS.1.1 - Practice substituting in numbers to evaluate variable expressions with squares and square roots.

Included Skills:

Students will be expected to demonstrate an understanding of perfect squares and square roots, concretely, pictorially, and symbolically (limited to whole numbers).

• Performance Indicators

- N01.01 Represent a given perfect square as a square region, using materials such as grid paper or square shapes.

- N01.02 Determine the factors of a given perfect square, and explain why one of the factors is the square root and the others are not.

- N01.03 Determine whether or not a given number is a perfect square, using materials and strategies such as square shapes, grid paper or prime factorization, and explain the reasoning.

- N01.04 Determine the square root of a given perfect square, and record it symbolically.

- N01.05 Determine the square of a given number.

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