Ch 1 and 2 Test PDF
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This document contains math problems including simplification, mixed numbers, fractions and evaluation of equations. It also includes a circuit diagram.
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Ch. 1 and 2 Test Show all of your work. 1. Simplify: −7 + (+9) 2. Simplify: −28 + (−11) 3. Simplify: −6 − (−10) 4. Simplify: (−5) + (−6) − (−7) − (+4) + (+3) 5. Evaluate: 18 ÷ 2 ∙ 5 ÷ − 6 + 4 ∙ 7 (2 ∙...
Ch. 1 and 2 Test Show all of your work. 1. Simplify: −7 + (+9) 2. Simplify: −28 + (−11) 3. Simplify: −6 − (−10) 4. Simplify: (−5) + (−6) − (−7) − (+4) + (+3) 5. Evaluate: 18 ÷ 2 ∙ 5 ÷ − 6 + 4 ∙ 7 (2 ∙ 42 + 3(4+5)2) 6. Evaluate: 102 − 3 ∙ 52 36 7. Simplify: 56 25 8. Change the improper fraction to a mixed number: 6 5 9. Change the mixed number to an improper fraction: 2 8 3 1 10. Simplify: 8 + 4 1 5 11. Simplify: 10 8 − 3 16 2 16 12. Simplify: 8 ∙ 27 3 5 13. Simplify: 8 ÷ 3 16 14. Find the total current in the circuit. 15. Round 27.2847 to the nearest hundredth. 16. Round 27.2847 to the nearest unit. 17. Round the number 63,914 to two significant digits. 18. Round the number 0.003275 to two significant digits.
