National STEM Standards
STEM.M. MATHEMATICS: National Council of Teachers of Mathematics (NCTM)
NCTM.1. Number and Operations
1.1. Understand numbers, ways of representing numbers, relationships among numbers, and number systems.
1.1.7. Develop meaning for integers and represent and compare quantities with them.
1.2. Understand meanings of operations and how they relate to one another.
1.2.1. Understand the meaning and effects of arithmetic operations with fractions, decimals, and integers.
1.3. Compute fluently and make reasonable estimates.
1.3.2. Develop and analyze algorithms for computing with fractions, decimals, and integers and develop fluency in their use.
2.2. Represent and analyze mathematical situations and structures using algebraic symbols.
2.2.4. Recognize and generate equivalent forms for simple algebraic expressions and solve linear equations