1. Real numbers & exponents

1.01 The real number system

1.02 Review: Exponent notation and perfect squares

1.03 Square roots of perfect squares

1.04 Estimating square roots

Investigation: Patterns in powers of 10

1.05 Scientific notation

1.06 Multiplication properties of exponents

1.07 Division properties of exponents and the zero exponent

1.08 Negative exponents

1.09 The laws of exponents and scientific notation

1.10 Comparing and ordering real numbers

United States of America TX

Grade 8

1.03 Square roots of perfect squares

Interactive practice questions

Evaluate $12^2$122

Easy

< 1min

Evaluate $9^2$92

Easy

< 1min

Evaluate $\left(-4\right)^2$(−4)2

Easy

< 1min

Evaluate $\left(-16\right)^2$(−16)2

Easy

< 1min

Outcomes

8.2.B

Approximate the value of an irrational number, including Ï€ and square roots of numbers less than 225, and locate that rational number approximation on a number line

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