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Standard MI.Math.Content.1.OA.C.5
Add and subtract within 20
Michigan State Math Standards
Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).

Different Types of Word Problems
Subitize with a 10-frame and then build one less than your number on the Rekenrek (counting buddy). Use Notice and Wonder to write...

Match Story Problems to Equations
Subitize with a 10-frame and then build one more than your number on the Rekenrek (counting buddy). Use Notice and Wonder to ask...

Ways to Make 10
Represent 8 using a number bond and 10-frame to help solve a Mystery Math Mistake. Use Notice and Wonder to represent 10 using...

Expressions can be Equal
Represent 10 using a number bond and 10-frame to help solve a Mystery Math Mistake. Use Notice and Wonder with an unbalanced see-saw...

Word Problems with Addition and Subtraction
Solve addition and subtraction word problems with a Step-by-Step Visual Model checklist. Understand what the problem is asking to help you solve it....

Near Doubles
Warm up with a Mystery Math Mistake to add 9 and 5 using a double 10-frame and a decompose strategy. Use near-doubles to...

Subtraction Strategies
Warm up with a Mystery Math Mistake to find the error in DC's addition. Use different strategies to subtract including counting back and...