NAME DATE PERIOD Lesson 7 Homework Practice · 2017-02-01 · Copyright © The McGraw-Hill...
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Copyright © The McGraw-Hill Companies, Inc. Permission is granted to reproduce for classroom use. NAME ___________________________________________________ DATE _____________________ PERIOD __________ Lesson 7 Homework Practice The Real Number System Name all sets of numbers to which each real number belongs. Write natural, whole, integer, rational, or irrational. 1. 15 2. -41 3. 1 − 4 4. 1 − 3 5. 0.212121. . . 6. √ 8 7. √ 45 8. 36 − 9 9. - 28 − 7 10. 2.31 11. 45.6 12. 0.090090009. . . Determine whether each statement is always, sometimes, or never true. 13. A decimal number is an irrational number. 14. An integer is a whole number. 15. A whole number is an integer. 16. A negative integer is a whole number. Replace each with < , >, or = to make a true sentence. 17. 3.2 √ 9.5 18. 1 1 − 2 √ 3 19. √ 17 4.1 20. √ 7.84 2.8 21. 1 3 − 4 √ 3.0625 22. 3.67 √ 12 Order each set of numbers from least to greatest. 23. √ 49, 6. −− 91, 7 1 − 8 , 15 − 2 24. 4 1 − 3 , √ 43, 12 − 3 , 4.13 25. -2, -1.5, -1 8 − 10 , - √ 6 Solve each equation. Round to the nearest tenth, if necessary. 26. h 2 = 361 27. k 2 = 10.24 28. c 2 = 111 29. 729 = t 3 30. 0.089 = u 2 31. w 3 = -0.027 32. Ray planted a square garden that covers an area of 200 ft 2 . How many feet of fencing does he need to surround the garden? Round to the nearest tenth. Math Accelerated • Chapter 4 Powers and Roots
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NAME ___________________________________________________ DATE _____________________ PERIOD __________
Lesson 7 Homework PracticeThe Real Number System
Name all sets of numbers to which each real number belongs. Write natural, whole, integer, rational, or irrational.
1. 15 2. -41 3. 1 −
4
4. 1 −
3 5. 0.212121. . . 6. √ � 8
7. √ � 45 8. 36 −
9 9. -
28 − 7
10. 2.31 11. 45.6 12. 0.090090009. . .
Determine whether each statement is always, sometimes, or never true. 13. A decimal number is an irrational number.
14. An integer is a whole number.
15. A whole number is an integer.
16. A negative integer is a whole number.
Replace each � with < , >, or = to make a true sentence.
17. 3.2 � √ �� 9.5 18. 1 1 −
2 � √ � 3 19. √ � 17 � 4.1
20. √ �� 7.84 � 2.8 21. 1 3 −
4 � √ ��� 3.0625 22. 3.67 � √ � 12
Order each set of numbers from least to greatest.
23. √ � 49 , 6. −−
91 , 7 1 −
8 , 15 −
2
24. 4 1 −
3 , √ � 43 , 12 −
3 , 4.13
25. -2, -1.5, -1 8 −
10 , - √ � 6
Solve each equation. Round to the nearest tenth, if necessary.
26. h2 = 361 27. k2 = 10.24 28. c2 = 111
29. 729 = t3 30. 0.089 = u2 31. w3 = -0.027
32. Ray planted a square garden that covers an area of 200 ft 2 . How many feet of fencing does he need to surround the garden? Round to the nearest tenth.
Program: Pre-Algebra
Vendor: Aptara
Component: ANC_C04_L7
Grade: AMPDF Pages
Math Accelerated • Chapter 4 Powers and Roots
031_035_AM_ANC_C04_L7_664489.indd Page 33 24/07/12 2:57 AM s-019031_035_AM_ANC_C04_L7_664489.indd Page 33 24/07/12 2:57 AM s-019 /Volumes/104/GO01101_del/Accelerated_Maths_2014/PRE_ALGEBRA/ANCILLARIES.../Volumes/104/GO01101_del/Accelerated_Maths_2014/PRE_ALGEBRA/ANCILLARIES...
