WCCCD MAT105 PREALGEBRA
Problem Review of Objectives
1. On a number line, which number is 14 units to the left of 10? 2. Given the integers –80 and –70, which of these numbers is the greater number? 3. During the summer the water level in Case Lake is six-inchers below normal. In the fall, the water level rises four-inches. During the winter the water level drops three-inches. Determine the water level as spring begins. 4. Calculate (−12) + (−18) 5. Calculate 10 + (–20) 6. Calculate −18 − (−8) 7. Calculate (12)(−3) 8. Calculate 2(−10)(−2) 9. Calculate −36 ÷ (−4) 10. Evaluate: 2 − 10 11. Calculate 8 − 3 × 5
()
12. Simplify: 1 3
3
13. Add the following
1 4 + 5 15
14. Subtract the following
3 2 − 4 3
15. Complete this calculation
1 1 1 + − 2 6 8
16. Subtract the following 15 − 4
WCCCD MAT105
5 8
Problem Review of Objectives
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