# 2nd Grade Common Core: 2.OA.3

Common Core Identifier: 2.OA.3 / Grade: 2
Curriculum: Operations And Algebraic Thinking: Work With Equal Groups Of Objects To Gain Foundations For Multiplication.
Detail: 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.
15 Common Core State Standards (CCSS) aligned worksheets found:
Color only the odd numbers on the grid and you'll make a path to help the mouse find his cheese.
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Count the items and tell whether the number is even or odd.
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A series of critical thinking word problems to help kids differentiate between odd and even numbers.
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Find the sums for each basic addition problem.  Then, tell if the sum is even or odd.
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Use the key to decode the secret numbers.
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Sort the odd and even numbers by playing a matching game, or by sorting the number cards on a table.
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Color the even numbers blue and the odd numbers red.  Then, find the number in each group that doesn't belong.
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Cut, color, and fold the origami cootie catcher (aka Fortune Teller). Then play the game to learn odd and even numbers.
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Color the even numbers on the grid.  Make a path to help the batter find his baseball.
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Tell whether the given numbers are odd or even.  Includes a couple of word problems on the bottom.
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Color the caterpillars according to the instructions. Includes odd and even numbers up to 16.
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On the first caterpillar, fill in the missing even numbers (2-20). On the second caterpillar, fill in the missing odd numbers (1-19).
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This week, students will match 3-digit numbers to their word names, add triple-digit numbers, tell whether numbers are even or odd, count money, compare numbers, and practice repeated addition.
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Estimate lengths of animals. Solve addition and subtraction word problems. Determine if a number is even or odd. Use a running total to count money. Complete a bar graph.
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Logical thinking:  Write the missing numbers to make each scale balance.
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