options: Create equations that describe numbers or relationships

Gain familiarity with factors and multiples.

Use the four operations with whole numbers to solve problems.

Work with addition and subtraction equations.

Interpret the structure of expressions.

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

Use properties of operations to generate equivalent expressions.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Solve equations and inequalities in one variable.

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

Work with radicals and integer exponents.

Write and interpret numerical expressions.

Rewrite rational expressions.

Analyze patterns and relationships.

Solve systems of equations.

Perform arithmetic operations on polynomials.

Reason about and solve one-variable equations and inequalities.

Represent and analyze quantitative relationships between dependent and independent variables.

Multiply and divide within 100.

Understand the relationship between zeros and factors of polynomials.

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

Represent and solve problems involving addition and subtraction.

Add and subtract within 20.

Use polynomial identities to solve problems.

Represent and solve problems involving multiplication and division.

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

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

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

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

Write expressions in equivalent forms to solve problems.

Represent and solve equations and inequalities graphically.

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

Generate and analyze patterns.

Understand properties of multiplication and the relationship between multiplication and division.
problem_activity: Stage 3: Add 7, 8, or 9
Required Preparation
Materials to Gather
Number cards 0–10
Two-color counters
Materials to Copy
Blackline Masters
Five in a Row Addition and Subtraction Stage 3 Gameboard

Narrative
Students choose a number card 0-10 and choose to add 7, 8, or 9 to the number on their card and then place their counter on the sum.
Additional Information
Each group of 2 needs 25 counters.


correct_option_index: 22