Missing Addends Detective Pack

Grade Levels
1st, 2nd
Resource Types
Common Core Standards
Product Rating
File Type
PDF (Acrobat) Document File
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22.17 MB   |   26 pages

PRODUCT DESCRIPTION

This set includes 5 engaging activities that could be used in math tubs or centers to practice the tricky skill of solving for missing addends. Students will focus on learning facts with sums valued 20 and less. This unit is appropriate for detectives in grades 1 - 2.

*The Case of the Runaway Addends (Solve Equations for Missing Addends)
*The Case of Some Story Problems (Story Problems with Missing Addends)
*The Case of the Broken Equations (Match Game)
*The Case of the Missing Chips (Partner Game - Adding to 20)
*The Case of the Addend On Your Head (Bundle of 3 Game - Logic and Basic Facts)

Common Core Standards Addressed:

1.OA.D.8 - Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = __ - 3, 6 + 6 = __.

2.OA.B.2 - Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.

Please download the preview prior to purchasing to see a sample of what is included in this set.

Check out my other Missing Addends Products:
Missing Addends SCOOT
Missing Addends Match Game

Keywords: Missing Addends Equations, Detective Math Centers, Missing Number Sentences, 1.OA.8, 2.OA.2
Total Pages
26
Answer Key
N/A
Teaching Duration
N/A

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Missing Addends Detective Pack
Missing Addends Detective Pack
Missing Addends Detective Pack
Missing Addends Detective Pack