options: Use properties of operations to generate equivalent expressions.

Rewrite rational expressions.

Apply and extend previous understandings of arithmetic to algebraic expressions.

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

Represent and solve problems involving addition and subtraction.

Work with addition and subtraction equations.

Represent and analyze quantitative relationships between dependent and independent variables.

Write and interpret numerical expressions.

Gain familiarity with factors and multiples.

Understand the relationship between zeros and factors of polynomials.

Reason about and solve one-variable equations and inequalities.

Generate and analyze patterns.

Work with radicals and integer exponents.

Represent and solve problems involving multiplication and division.

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

Perform arithmetic operations on polynomials.

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

Use polynomial identities to solve problems.

Use the four operations with whole numbers to solve problems.

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

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

Interpret the structure of expressions.

Multiply and divide within 100.

Create equations that describe numbers or relationships

Solve equations and inequalities in one variable.

Analyze patterns and relationships.

Represent and solve equations and inequalities graphically.

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

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

Solve systems of equations.

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

Add and subtract within 20.

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

Write expressions in equivalent forms to solve problems.
problem_activity: Task
Maned wolves are a threatened species that live in South America. People estimate that there are about 24,000 of them living in the wild.
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The dhole is an endangered species that lives in Asia. People estimate there are ten times as many maned wolves as dholes living in the wild.
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About how many dholes are there living in the wild?


correct_option_index: 18