This is a comparison of the **Common Core** standards system in K-12 education with the **SAS**, or **Standards Aligned System**.

## Comparison chart

Common Core versus Standards Aligned System comparison chart
| Common Core | Standards Aligned System |
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Numbers and Operations | Modeling and comparing values of whole numbers, mixed numbers, fractions and decimals |
computing fluently with multi-digit numbers and finding common factors and common multiples |
---|

Translating Expressions | Operations and Algebraic Thinking |
Numbers, Number Systems and Number Relationships. Computation and Estimation. |
---|

Proportions | Ratios and Proportional Relationships |
Numbers, Number Systems and Number Relationships. Computation and Estimation. |
---|

Number System | The Number System |
Numbers, Number Systems and Number Relationships. Computation and Estimation. |
---|

Base ten operations | Number and Operations in Base Ten |
Numbers, Number Systems and Number Relationships. Computation and Estimation. |
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Fraction operations | Numbers and Operations - Fractions |
Numbers, Number Systems and Number Relationships. Computation and Estimation. |
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Measurement and Data Analysis | Measurement and Data |
Measurement and Estimation. Statistics and Data Analysis. Probability and Predictions. |
---|

Statistics | Statistics and Probability |
Measurement and Estimation. Statistics and Data Analysis. Probability and Predictions. |
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Algebraic Equtions | Expressions and Equations |
Algebra and Functions. Concepts of Calculus. |
---|

Functions | Functions |
Measurement and Estimation. Statistics and Data Analysis. Probability and Predictions. |
---|

Geometry | Geometry |
Geometry. Trigonometry. |
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Mathematical Reasoning | Mathematical Practices |
Mathematical Reasoning and Connections. Mathematical Problem Solving and Communication. |
---|

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