Across |

1. | The answer to a multiplication problem |

4. | All positive and negative whole numbers and zero |

5. | The answer to an addition problem |

6. | The distance a number is from zero, right or left doesn't matter. Or the least amount of chips needed, color doesn't matter |

8. | To make clear or explain by using examples, pictures or other visual aides |

11. | The answer to a division problem |

12. | A number greater than zero |

13. | A tool used to show the relationship between numbers where numbers to the right of zero are positive and numbers to the left of zero are negative. |

15. | Actions that "undo" each other |

16. | Something that is owed to another |

17. | A black and red chip together making a value of zero |

18. | Numbers that are the same distance from zero but on different sides |

19. | Getting a problem as close to an answer as you can |

20. | The answer to a subtraction problem |