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

Rewrite rational expressions.

Understand the relationship between zeros and factors of polynomials.

Solve equations and inequalities in one variable.

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

Perform arithmetic operations on polynomials.

Add and subtract within 20.

Reason about and solve one-variable equations and inequalities.

Solve systems of equations.

Represent and analyze quantitative relationships between dependent and independent variables.

Use the four operations with whole numbers to solve problems.

Represent and solve problems involving addition and subtraction.

Interpret the structure of expressions.

Use polynomial identities to solve problems.

Use properties of operations to generate equivalent expressions.

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

Create equations that describe numbers or relationships

Gain familiarity with factors and multiples.

Write and interpret numerical expressions.

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

Generate and analyze patterns.

Work with addition and subtraction equations.

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

Work with radicals and integer exponents.

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

Multiply and divide within 100.

Analyze patterns and relationships.

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

Apply and extend previous understandings of arithmetic to algebraic expressions.

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

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

Write expressions in equivalent forms to solve problems.

Represent and solve problems involving multiplication and division.

Represent and solve equations and inequalities graphically.
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: 6