Fur and Feathers
Total 8 Questions (Please
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1. A duck loses 3 feathers. After five minutes, he loses 13 more. How many total feathers does the duck lose?
2. The porcupine needs quills for protection. Sophia tries to help the porcupine by making a fur coat with pins and needles. She starts by sewing 35 pins and needles, and later she takes away 17. How many pins and needles are currently in the coat?
3. Snakes shed their skin as they grow. Suppose there are seven snakes. Five of the seven snakes shed their skin. How many of the snakes have their original skin?