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# 2nd Grade Math Common Core Activity Cards (OA)

2nd
Subjects
Standards
Resource Type
Formats Included
• PDF
Pages
48 pages

### Description

The Activating Common Core Essentials (AC2E) activity cards were designed to give teachers a resource to help incorporate the Common Core State Standards into lessons. This product contains tools to help teach the standards, as well as the needed resources and suggestions on how to assess the activities. There are one or more activities for each standard.
Total Pages
48 pages
N/A
Teaching Duration
45 minutes
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### Standards

to see state-specific standards (only available in the US).
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.
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.
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.