2.OA.C.3 Operations and Algebraic Thinking worksheets for Grade 2
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2.OA.C.3
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.
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Fishy Numbers Worksheet
Explain to your kids even and odd numbers using this worksheet. All objects in a group of even numbers can be paired in twos, while an odd number leaves one object unpaired. Ask your students to find and check the groups with an odd number of fish, counting and figuring out which ones are odd.
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Fishy Numbers Worksheet
Worksheet
Counting Birds Worksheet
Help your child count and underline the matching number sentence in the worksheet. Ask them if the total number of birds in each picture is odd or even, then check the correct box. When two equal numbers are added, the sum is always an even number (e.g. 2+2=4, 4+4=8, both divisible by 2).
Counting Birds Worksheet
Worksheet
Even and Odd Numbers Worksheet
Have them identify the odd and even numbers for a quick review of this tricky concept. The graphic helps them visualize what makes a number even or odd.
Even and Odd Numbers Worksheet
Worksheet
Make it Even: St. Valentine's Day Worksheet
Does your child love Valentine's Day? Make it special with this worksheet! Kids can use their counting skills to determine if each group has an even or odd number of hearts, then trace a heart in the odd groups. Help them make it even and have fun!
Make it Even: St. Valentine's Day Worksheet
Worksheet
