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

Interpret the structure of expressions.

Multiply and divide within 100.

Solve equations and inequalities in one variable.

Understand the relationship between zeros and factors of polynomials.

Use polynomial identities to solve problems.

Generate and analyze patterns.

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

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

Represent and analyze quantitative relationships between dependent and independent variables.

Write expressions in equivalent forms to solve problems.

Represent and solve problems involving multiplication and division.

Represent and solve equations and inequalities graphically.

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

Work with addition and subtraction equations.

Add and subtract within 20.

Represent and solve problems involving addition and subtraction.

Write and interpret numerical expressions.

Rewrite rational expressions.

Reason about and solve one-variable equations and inequalities.

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

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

Create equations that describe numbers or relationships

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

Analyze patterns and relationships.

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

Gain familiarity with factors and multiples.

Solve systems of equations.

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

Use properties of operations to generate equivalent expressions.

Use the four operations with whole numbers to solve problems.

Perform arithmetic operations on polynomials.

Work with radicals and integer exponents.

Apply and extend previous understandings of arithmetic to algebraic expressions.
problem_activity: Task
The product of two positive numbers is 9. The reciprocal of one of
these numbers is 4 times the reciprocal of the other number. What is
the sum of the two numbers?


correct_option_index: 23

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