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Grade 6 - Patterns and Relations

Standard 6.PR.4 - Practice evaluating variable expressions with whole numbers.

Included Skills:

Demonstrate and explain the meaning of preservation of equality concretely, pictorially and symbolically.
Achievement Indicators
Students who have achieved this outcome(s) should be able to:
- Model the preservation of equality for addition using concrete materials, such as a balance or using pictorial representations and orally explain the process.
- Model the preservation of equality for subtraction using concrete materials, such as a balance or using pictorial representations and orally explain the process.
- Model the preservation of equality for multiplication using concrete materials, such as a balance or using pictorial representations and orally explain the process.
- Model the preservation of equality for division using concrete materials, such as a balance or using pictorial representations and orally explain the process.
- Write equivalent forms of a given equation by applying the preservation of equality and verify using concrete materials, e.g., 3b = 12 is the same as 3b + 5 = 12 + 5 or 2r = 7 is the same as 3(2r) = 3(7).

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