Operations Used in ON-SETS®

(found on the red symbol cubes)

OPERATION MEANING EXAMPLE (for Universe below)
Union (Union) The cards that are in either the first set OR the second set. B R = 6 (cards 1-6)
Intersection (Intersection) The cards that are in both the first set AND the second set. B Intersection R = 3 (cards 1-3)
Subtraction (Subtraction) The cards that are in the first set BUT NOT in the second. B Subtraction R = 1 (card 4)
Complement (Complement) The cards that NOT in the set to which the complement is appended. B Complement = 6 (cards 5-10)

Sample Universe

Blue Spot
Red Spot
Green Spot
Yellow Spot
Blue Spot
Red Spot
Green Spot
Blank Spot
Blue Spot
Red Spot
Blank Spot
Blank Spot
Blue Spot
Blank Spot
Green Spot
Yellow Spot
Blank Spot
Red Spot
Green Spot
Blank Spot
Blank Spot
Red Spot
Blank Spot
Yellow Spot
Blank Spot
Blank Spot
Green Spot
Yellow Spot
Blank Spot
Blank Spot
Green Spot
Blank Spot
Blank Spot
Blank Spot
Blank Spot
Yellow Spot
Blank Spot
Blank Spot
Blank Spot
Blank Spot
1 2 3 4 5 6 7 8 9 10

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