options: Use properties of operations to generate equivalent expressions.

Reason about and solve one-variable equations and inequalities.

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

Apply and extend previous understandings of arithmetic to algebraic expressions.

Represent and solve problems involving addition and subtraction.

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

Analyze patterns and relationships.

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

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.

Perform arithmetic operations on polynomials.

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

Gain familiarity with factors and multiples.

Solve systems of equations.

Use the four operations with whole numbers to solve problems.

Represent and solve problems involving multiplication and division.

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

Interpret the structure of expressions.

Work with radicals and integer exponents.

Add and subtract within 20.

Multiply and divide within 100.

Create equations that describe numbers or relationships

Use polynomial identities to solve problems.

Generate and analyze patterns.

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

Rewrite rational expressions.

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

Solve equations and inequalities in one variable.

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

Represent and analyze quantitative relationships between dependent and independent variables.

Represent and solve equations and inequalities graphically.

Work with addition and subtraction equations.

Understand the relationship between zeros and factors of polynomials.

Write and interpret numerical expressions.
problem_activity: Task
[IMG]
Suppose there are 4 tanks and 3 fish in each tank. The total number of fish in this situation can be expressed as $4 \times 3 = 12$.
Describe what is meant in this situation by $12 \div 3 = 4$
Describe what is meant in this situation by $12 \div 4 = 3$


correct_option_index: 15