## Basic mathematical concepts |

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### Contents

SYSTEMS OF NUMERATION | 3 |

Invitations to Extended Study | 28 |

Invitations to Extended Study | 68 |

Copyright | |

12 other sections not shown

### Common terms and phrases

addition and multiplication additive inverse approximate numbers associative base five base twelve basic called cardinal number casting out nines circle closure common fraction complex numbers computation concept congruent Construct decimal fractions defined Definition denominator digits dihedral angle disjoint sets distance divisor domain elements equal equation equivalence relation example exists fact factor FIGURE Find the sum follows formula graph greatest common divisor half plane identity illustrate indicate integers intersection irrational number length line segment ln Exercises ln Fig mathematics means measure miles multiplicative inverse natural number system natural numbers number line operation ordered pairs place value polygon positive integer Postulate prime number properties Prove quotient rational numbers real numbers relation represent scientific notation side significant square statement straight line subset subtraction symbol tests for divisibility Theorem triangle true units variable zero