tailieunhanh - Ebook Davis’s basic math review for nursing and health professions (2/E): Part 2

Part 2 book “Davis’s basic math review for nursing and health professions” has contents: Cumulative skills test, household measures, the metric system, practice tests for measures, basic unit conversions for household and metric measures. | Section 13. 9n − 15 = 6n 14. 4x − 9 = 7x − 12 15. 6y − 3 = 3(y + 2) 16. 5m − 2m + 4 = 3m + m − 1 17. 5(3x + 6) = 3(x + 18) 18. −4x − 3 + 2x − 6 = −7x + 6 19. x − 5 + 4x = 4(x − 3) 20. 2(y + 8) − 4 = 8y 166 part 1 Basic Math Skills 166 11/5/09 11:50:57 AM part Practice Tests for Basic Math Skills II Practice Test 1 Cumulative Skills Test This test provides sample problems for each math skill presented in Part I. The test will show you which skills you have mastered as well as help you identify any skills for which you need additional practice. Solve each problem. For test answers, see “Step-by-Step Solutions,” pages 288-294. To the left of each solution, you will notice two numbers. These numbers indicate the chapter and section—for example, () means Chapter 1, Section 2—where you can find a detailed explanation for solving similar problems. If your answer is incorrect and you need more practice, you may wish to review the indicated material. 1. 57,942 + 78,859 2. 21,300 − 17,452 3. 4,706 × 505 4. Write the quotient with a remainder. ) 530 25,075 167 167 11/5/09 11:55:01 AM 5. Write in fraction form. 39 6. Write as a mixed number. 36 5 7. Write as an improper fraction. 2 3 5 8. Are these fractions equivalent? 1 9 = 3 27 9. 4 × 10. 4 7 9 3 1 5 × 2 × 1 5 2 23 11. 5 25 ÷ 8 16 12. 3 ÷ 2 7 13. 4 4 8 ÷ 5 3 14. Find the least common denominator for these fractions. 3 1 and 7 4 15. Find the least common denominator for these fractions. 5 8 and 21 35 16. Find the least common denominator for these fractions. 7 11 5 and and 15 12 8 17. 2 18. 168 3 1 2 + + 6 5 3 15 53 19 − 88 44 part II Practice Tests for Basic Math Skills 168 11/5/09 11:55:05 AM 19. 26 1 5 − 5 4 6 20. Which digit is in the thousandth’s place? 21. Write 67 as a decimal number. 10,000 22. Write the decimal number two hundred six ten thousandths. 23. Round to the .