Determine whether a group of objects (up to 20) has an odd or even number of members, e.g., by pairing objects or counting them by 2s; write an equation to express an even number as a sum of two equal addends.
Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends.
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Even and Odd Picture Worksheet Determine whether there are an even or odd number of objects. |
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Recognize Even or Odd Numbers Determine whether a number is even or odd without the help of pictures. |
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