1. Barbara has 8 teddy bears. She gives away 6 of them to her best friend. How many teddy bears does she now have?   2. A fish tank contains 65 fish of which 3 are stationary. How many fish in the tank are moving?   3. There are 10 birds in a sanctuary of which 8 are yellow. How many birds are there of other colors?   4. A circus has 13 elephants. There are 5 elephants with tusks. How many elephants do not have tusks?   5. A magician starts with 11 doves and makes 7 doves vanish. How many doves remain?