Use estimation with rounding to solve addition and subtraction problems in various formats in this self-checking Smart Board game that is based on the 3rd grade common core standard 3.OA.8.
See this resource in my 3rd Grade Smart Board Game Pack VIDEO
* This title is included at a 50% discount in a 3rd Grade SMART BOARD Math Game Pack
containing 16 math games that are CCSS aligned.
Interactive Whiteboard Game Packs available:
5th Grade SB Math and Literacy Game Pack
4th-5th Grade Measurement Conversions Smart Board Promethean Bundle
4th Grade SB Math Pack
4th Grade Math PowerPoint Pack
3rd Grade SB Math Game Pack
2nd Grade SB Math Pack
1st Grade SB Math and Literacy Game Pack
Kindergarten SB Math and Literacy Game Pack
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