• An even number of objects can be matched in pairs. An odd number of objects cannot be matched in pairs.
  • even
  • odd
  • The flowers can be matched in pairs. The number of flowers is even.
  • You can check your answer by counting the flowers. There are 2 flowers. 2 is an even number.
  • even
  • odd
  • There is only 1 flower. It has no matching flower to make a pair.
This image has an empty alt attribute; its file name is image-30.png
  • 1 is an odd number.
  • even
  • odd
  • The fish can be matched in pairs. The number of fish is even.
  • You can check your answer by counting the fish. There are 2 fish. 2 is an even number.