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Основно съдържание

STANDARDS

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US-AR

Math

Arkansas Math

Grade 8 Mathematics Standards: Number Concepts & Computations

Rational & Irrational Numbers - Students understand relationships among numbers and the real number system.

8.NCC.1

Not covered
Describe relationships in the real number system (rational and irrational). Numbers relationships to include: decimal expansion for rational and irrational numbers, square roots of nonperfect squares, and cube roots of nonperfect cubes

8.NCC.2

Fully covered
Compare the size of irrational numbers and locate them on a number line by finding the rational approximations.

8.NCC.3

Fully covered
Know and apply the properties of integer exponents to generate equivalent numerical expressions.

8.NCC.4

Fully covered
Write very large and very small numbers in scientific notation using positive and negative exponents.

8.NCC.5

Fully covered
Compare numbers written in scientific notation to determine how many times larger or smaller one number is than the other, using real-world and mathematical problems.

8.NCC.6

Fully covered
Solve real-world and mathematical problems by performing operations with numbers written in standard and scientific notation.

Rational Number Operations - Students work with square and cube roots.

8.NCC.7

Mostly covered
Solve equations in the form of 𝑥^2 = 𝑝 or 𝑥^3 = 𝑝 where 𝑝 is a positive rational number.

8.NCC.8

Fully covered
Evaluate square roots of perfect squares and cube roots of perfect cubes.