1. Real Numbers

1.01 The real number system

1.02 Convert decimal expansions

Review: Exponent notation and perfect squares

1.03 Square roots of perfect squares

1.04 Cube roots of perfect cubes

1.05 Estimate irrational numbers

1.06 Compare and order real numbers

Topic Review: Real numbers

United States of America

Grade 8

1.02 Convert decimal expansions

Adaptive

Worksheet

Interactive practice questions

Starting with $x=0.\overline{1}$x=0.1, express $x$x as a fraction in simplest form.

Easy

1min

Starting with $x=2.\overline{3}$x=2.3, express $x$x as a fraction in simplest form.

Easy

1min

Starting with $x=1.\overline{7}$x=1.7, express $x$x as a fraction in simplest form.

Easy

1min

Starting with $x=3.\overline{6}$x=3.6, express $x$x as a fraction in simplest form.

Easy

1min

Outcomes

8.NS.A.1

Know that numbers that are not rational are called irrational. Understand informally that every number has a decimal expansion; for rational numbers show that the decimal expansion repeats eventually, and convert a decimal expansion which repeats eventually into a rational number.

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