#### CC.2.1.7.E.1

Apply and extend previous understandings of operations with fractions to operations with rational numbers.

#### CC.2.2.7.B.3

Model and solve real-world and mathematical problems by using and connecting numerical, algebraic, and/or graphical representations.

#### M07.B-E.2.1.1

Apply properties of operations to calculate with numbers in any form; convert between forms as appropriate.
Example: If a woman making $25 an hour gets a 10% raise, she will make an additional 1/10 of her salary an hour, or $2.50, for a new salary of $27.50 an hour (or 1.1 × $25 = $27.50)