1. 1-2 Day 2 Evaluate Expressions Properties of Real #s Application Problems

2. Evaluating Expressions Let a = 3, b = -2, c = -1, d = 2 and evaluate each expression. 1. ab + cd2. ad + c cd + b

3. Properties Associative Commutative Distributive Additive Identity Multiplication Property of 0 Multiplicative Identity Additive Inverse Multiplicative Inverse

4. Application Problems Ex 1) In Las Vegas, George lost $50 per hour playing the slot machines. How much did he lose after gambling for 10 hours?

5. Application Problems Ex 2) The flow of water from a pipe is filling a pool at the rate of 23 gallons per minute. How much less water was in the pool 5 hours ago?

6. Application Problems Ex 3) Stephanie earned $6 an hour babysitting. After working for 8 hours, she had $65. How much did she have before she started work?

7. Application Problems Ex 4) Find the perimeter of the square shown in the illustration. 12.5cm