options: Perform arithmetic operations with complex numbers.

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

Reason quantitatively and use units to solve problems.

Perform operations on matrices and use matrices in applications.

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

Extend the properties of exponents to rational exponents.

Compute fluently with multi-digit numbers and find common factors and multiples.

Use properties of rational and irrational numbers.

Perform operations on vectors.

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

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

Represent complex numbers and their operations on the complex plane.

Represent and model with vector quantities.

Use complex numbers in polynomial identities and equations.
problem_activity: Task
Place a decimal on the right side of the equal sign to make the equation true. Explain your reasoning for each.
$3.58\times 1.25 = 044750$
$26.97 \div 6.2 = 04350$


correct_option_index: 6