options: Rewrite rational expressions.

Analyze and solve linear equations and pairs of simultaneous linear equations.

Write and interpret numerical expressions.

Use the four operations with whole numbers to solve problems.

Solve systems of equations.

Multiply and divide within 100.

Understand solving equations as a process of reasoning and explain the reasoning.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Solve equations and inequalities in one variable.

Generate and analyze patterns.

Interpret the structure of expressions.

Work with equal groups of objects to gain foundations for multiplication.

Use polynomial identities to solve problems.

Represent and solve problems involving addition and subtraction.

Reason about and solve one-variable equations and inequalities.

Create equations that describe numbers or relationships

Represent and solve problems involving multiplication and division.

Understand the connections between proportional relationships, lines, and linear equations.

Work with addition and subtraction equations.

Understand and apply properties of operations and the relationship between addition and subtraction.

Work with radicals and integer exponents.

Perform arithmetic operations on polynomials.

Represent and analyze quantitative relationships between dependent and independent variables.

Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.

Represent and solve equations and inequalities graphically.

Use properties of operations to generate equivalent expressions.

Add and subtract within 20.

Solve real-life and mathematical problems using numerical and algebraic expressions and equations.

Write expressions in equivalent forms to solve problems.

Understand the relationship between zeros and factors of polynomials.

Solve problems involving the four operations, and identify and explain patterns in arithmetic.

Understand properties of multiplication and the relationship between multiplication and division.

Gain familiarity with factors and multiples.

Analyze patterns and relationships.
problem_activity: Stage 2: Subtract within 10
Required Preparation
Materials to Gather
Colored pencils or crayons
Number cards 0–10
Materials to Copy
Blackline Masters
Capture Squares Stage 2 Gameboard

Narrative
Students choose two cards and find the difference.


correct_option_index: 26