options: Create equations that describe numbers or relationships

Write expressions in equivalent forms to solve problems.

Multiply and divide within 100.

Reason about and solve one-variable equations and inequalities.

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

Represent and solve problems involving multiplication and division.

Rewrite rational expressions.

Apply and extend previous understandings of arithmetic to algebraic expressions.

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

Represent and solve problems involving addition and subtraction.

Work with radicals and integer exponents.

Work with addition and subtraction equations.

Solve systems of equations.

Represent and analyze quantitative relationships between dependent and independent variables.

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

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

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

Generate and analyze patterns.

Perform arithmetic operations on polynomials.

Use the four operations with whole numbers to solve problems.

Use properties of operations to generate equivalent expressions.

Understand the relationship between zeros and factors of polynomials.

Gain familiarity with factors and multiples.

Analyze patterns and relationships.

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

Interpret the structure of expressions.

Solve equations and inequalities in one variable.

Use polynomial identities to solve problems.

Write and interpret numerical expressions.

Add and subtract within 20.

Represent and solve equations and inequalities graphically.

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

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

Understand and apply properties of operations and the relationship between addition and subtraction.
problem_activity: Narrative
The purpose of this warm-up is to elicit the idea that students can create stories from a picture, which will be useful when students tell their own story problems in a later activity.
Launch
Groups of 2
Display the image.
“What do you notice? What do you wonder?”
1 minute: quiet think time
Activity
“Discuss your thinking with your partner.”
1 minute: partner discussion
Share and record responses.
Student Facing
What do you notice?
What do you wonder?
[IMG]
Student Response
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Activity Synthesis
“What story could we tell about this picture?” (There were 9 books on the table. Then a girl took away 4. How many books are left on the table?)


correct_option_index: 9