Inverse Relationships
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Inverse Relationships

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helping math
Subject Math — Operations and Algebraic Thinking
Grade Level Grades K-5
Standards Alignment
Common Core State Standards
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About This Lesson

Challenge students to find four different calculations from the same three numbers. 'You know that 7 + 8 = 15. Make three other number sentences using these numbers.''Does 5+8 have the same answer as 8+5? Investigate whether you can do the same with subtraction... Aligned with Common Core State Standards: 3.OA.5, Operations and Algebraic Thinking; 4.OA.4, Operations and Algebraic Thinking.

Standards

Apply properties of operations as strategies to multiply and divide.
Read More About CCSS.Math.Content.3.OA.B.5
Find all factor pairs for a whole number in the range 1–100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1–100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1–100 is prime or composite.
Read More About CCSS.Math.Content.4.OA.B.4

Reviews

4.0
1 Reviews
SML Member
SML Member December 19, 2011

I agree in that it needs something to signify the task is complete. Then automatically refresh into a new game.

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