B | |||||||||

## 1 | ## 2 | ## 3 | ## 4 | ## 5 | ## 6 | ## 7 | ## 8 | ## 9 | ## 10 |

## OPERATION | ## MEANING | ## EXAMPLE |

## Union (U) | ## The cards that are in | ## B U R = 6 (cards 1-6) |

## Intersection (ñ) | ## The cards that are in | ## B ñ R = 3 (cards 1-3) |

## Subtraction (-) | ## The cards that are in the first set | ## B - R = 1 (card 4) |

## Complement (') | ## The cards that | ## B' = 6 (cards 5-10) |

## 1. R U G | ## 2. G - Y | ## 3. G ñ B | ## 4. G' | ## 5. (R U Y)' | ## 6. R' - Y |