## Know It All! Grades 6-8 MathWe Get Results We know what it takes to succeed in the classroom and on tests. This book includes strategies that are proven to improve student performance. We provide • content review, detailed lessons, and practice exercises modeled on the skills tested by standardized tests • proven test-taking skills and techniques such as how to solve word problems and answer open-ended questions |

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### Contents

Introduction for Parents and Teachers Page | 1 |

Student Introduction Page | 5 |

Question Types Page | 15 |

Rational Numbers Page | 27 |

Fractions Decimals and Percents Page | 35 |

Computing with Fractions Decimals and Percents Page | 43 |

Ratios and Proportions Page | 51 |

Factors Multiples and Divisibility Page | 57 |

Surface Area and Volume Page | 113 |

Similarity and Congruence Page | 121 |

Transformations Page | 129 |

Review of Chapters 915 Page | 135 |

Measuring Objects and Converting Units of Measure Page | 141 |

Choosing Units of Measure and Estimating Measurement Page | 145 |

Mean Median Mode and Range Page | 153 |

Graphs and Data Page | 161 |

Exponents and Square Roots Page | 63 |

Properties of Numbers Page | 69 |

Review of Chapters 28 Page | 75 |

Variables and Linear Equations Page | 81 |

Patterns and Functions Page | 87 |

Polygons and Solids Page | 97 |

Area and Perimeter Page | 105 |

Probability Page | 171 |

Review of Chapters 1620 Page | 177 |

Answer Key for Chapters and Brain Boosters Page | 181 |

Practice Test Page | 193 |

Answers and Explanations for Practice Test Page | 217 |

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Akashi-Kaikyo Bridge angles Answer choice answer the questions Approach Know Approach Read black mamba box plot Brain Booster C B A D C B A calculate the answer centimeters coelacanth coffin Coney Island correct answer cups cylinder distributive property double-check your answer eggs Egyptian vultures equation estimate event feet figure find these passages flag formula fractions height home run hot dogs kilograms length look maggots Major League Baseball measure meters Michel Lotito miles per hour million movie multiply N Sync nickel open-response questions Ötzi PartB passages in chapters percent perimeter polygon pounds practice test probability Process of Elimination pyramid question carefully questions that follow ratio Read the passage Read the question rectangle rectangular prism Review Subject Review rhombus scatterplot scientific notation set of data set of numbers short-answer shows standardized achievement tests stars Subject Review Subject surface area tarantula There’s triangle units What’s whole number world’s