1. Multiplying Rational Numbers

2. Warm Up

3. Kim borrows $4.25 from each of 3 friends. How much does she owe in all?

5. -4(-2.5)

7. Complete the Table Sign of Factor p Sign of Factor q Sign of pq ++ –+ +– –

8. Suppose we find the product of several rational numbers, one of which is zero. What do you know about the product?

10. For Home Economics class, Sandra has 5 cups of flour. She made 3 batches of cookies that each used 1.5 cups of flour. Write and solve an expression to find the amount of flour Sandra has left after making the 3 batches of cookies.

11. The ground temperature at Brigham Airport is 12 °C. The temperature decreases by 6.8 °C for every increase of 1 kilometer above the ground. What is the overall change in temperature outside a plane flying at an altitude of 5 kilometers above Brigham Airport?

12. Exit Ticket