options: Reason about and solve one-variable equations and inequalities.

Generate and analyze patterns.

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

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

Represent and solve equations and inequalities graphically.

Analyze patterns and relationships.

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

Rewrite rational expressions.

Write and interpret numerical expressions.

Work with radicals and integer exponents.

Write expressions in equivalent forms to solve problems.

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

Apply and extend previous understandings of arithmetic to algebraic expressions.

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

Solve systems of equations.

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

Use polynomial identities to solve problems.

Use properties of operations to generate equivalent expressions.

Gain familiarity with factors and multiples.

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

Understand the relationship between zeros and factors of polynomials.

Create equations that describe numbers or relationships

Represent and analyze quantitative relationships between dependent and independent variables.

Add and subtract within 20.

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

Represent and solve problems involving multiplication and division.

Interpret the structure of expressions.

Multiply and divide within 100.

Work with addition and subtraction equations.

Perform arithmetic operations on polynomials.

Represent and solve problems involving addition and subtraction.

Use the four operations with whole numbers to solve problems.

Solve equations and inequalities in one variable.

Understand the connections between proportional relationships, lines, and linear equations.
problem_activity: Problem 1
Rudy is waiting patiently for his new hens to lay some eggs.
a.   On Monday he went to the henhouse to check their nests. He has 12 hens in the house, and each hen had laid 0 eggs. How many eggs did Rudy have in total? Write an equation to represent the situation.
b.   On Tuesday when he went to the henhouse, he discovered that each of his 12 hens had laid 1 egg! How many eggs does he have now? Write an equation to represent the situation.
Problem 2
Solve.
a.
$$4\times 1 = $$
_____
b.   _____
$$= 1\times 7$$
c.
$$5\ \times$$
_____
$$=5$$
d.
$$6\div 6 = $$
_____
e.   _____
$$=9\div1$$
Problem 3
Solve.
a.
$$2\times 0 = a$$
b.
$$b = 0\times 3$$
c.
$$7\times c = 0$$
d.
$$0\div 8 = d$$


correct_option_index: 13

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