options: Apply and extend previous understandings of operations with fractions to add, subtract, multiply, and divide rational numbers.

Perform operations on vectors.

Reason quantitatively and use units to solve problems.

Apply and extend previous understandings of numbers to the system of rational numbers.

Perform operations on matrices and use matrices in applications.

Use properties of rational and irrational numbers.

Use complex numbers in polynomial identities and equations.

Extend the properties of exponents to rational exponents.

Represent and model with vector quantities.

Know that there are numbers that are not rational, and approximate them by rational numbers.

Perform arithmetic operations with complex numbers.

Represent complex numbers and their operations on the complex plane.

Apply and extend previous understandings of multiplication and division to divide fractions by fractions.

Compute fluently with multi-digit numbers and find common factors and multiples.
problem_activity: Task
The high and low temperatures, in degrees Fahrenheit, are plotted in the coordinate plane for 8 days in Nome, Alaska.
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What was the warmest high temperature?
What was the coldest low temperature?
What was the biggest same-day difference between the high and low temperature? On what day did it occur?


correct_option_index: 3