Whole numbers and Integers Definition Properties and Operations

Whole numbers and Integers Definition Properties and Operations

#### Find the sum of the first 20 positive integers. 1. [ ] 190 2. [ ] 200 3. [x] 210 4. [ ] 220 #### If $ a = 5 $ and $ b = -8 $, evaluate $ a^2 - b^2 $. 1. [ ] 13 2. [x] -39 3. [ ] 77 4. [ ] 85 #### Calculate $ | -8 | $. 1. [ ] -8 2. [ ] 0 3. [x] 8 4. [ ] 16 #### If $ p = -6 $ and $ q = 3 $, find the value of $ |p| + |q| $. 1. [ ] -3 2. [ ] 3 3. [x] 9 4. [ ] 15 #### Simplify: $ 7 - (-3) - 2 $. 1. [ ] 4 2. [x] 8 3. [ ] 12 4. [ ] 16 #### Calculate $ |-12| + |-5| $. 1. [ ] 7 2. [ ] 12 3. [x] 17 4. [ ] 24