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Topics

Number theory, consisting of factors, multiples, primes, composites, element factorization; order of operations, distributive property.

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Overview the Changes

Significant Changes: Now has the Distributive Property and also Order of to work in examination 4

Detailed summary of Changes

The 5 investigations of CMP2, element Time, have actually been fell down into 4 investigations in CMP3. The first three investigate contain the troubles from the CMP 2, investigation 1-5. Two of the three troubles in examination 2 native the CMP2 unit have actually been put right into the new Investigations 1 and also 4. The old problem 2. 1, Rectangles and also Factor Pairs, i do not care the new Problem 1.4 and the old trouble 2.2, Reasoning through Even and Odd Numbers, i do not care the new Problem 4.1. The old difficulty 2.2, Venn Diagrams, has actually been cut. It currently occurs in the extension.

The brand-new Investigation 4 Linking Multiplication and Addition, was produced to resolve the distributive property and also order of work in the sixth grade CCSS. The introduction of the distributive property gives an possibility to contrast the multiplicative and additive structure of numbers and thus strengthen the understanding of both addition and multiplication. The first problem is the old trouble 2.2, Reasoning v Even and also Odd Numbers indigenous CMP2. Utilizing square tiles to prove the amount of two also numbers is even provides a visual depiction to present the distributive property in trouble 4.2. Difficulty 4.3 establishes the bespeak of work convention, and also Problem 4.4 offers a collection of troubles in which students need to decide which operation is necessary to settle the problem.

New InvestigationChanges in CMP2 Investigation
Investigation 1 Building ~ above Factors and also MultiplesInvestigation 1 is basically the exact same as the examination 1 indigenous CMP 2. The old 2.1 is now the new 1.4.
Investigation 2 Common Multiples and also Common FactorsInvestigation 2 is examination 2 native CMP 2. The old 2.2 has moved to Inv. 4 as 4.1.

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Investigation 3 Factorizations: looking for aspect StringsInvestigation 3 is investigation 4 native CMP 2
Investigation 4 Linking Multiplication and Addition: the Distributive PropertyInvestigation 4 is a brand-new investigation v a focus on the distributive property and also order the operations.