Reference no: EM13526670
4. 57 is a ____________ number.
A) composite B) prime
5. Evaluate. | –11 | – | –8 |
A) 3 B) 19 C) –3 D) –19
7. Find the GCF for 14 and 21.
A) 6 B) 7 C) 42 D) 1
8. Find the LCM for 4 and 20.
A) 20 B) 80 C) 4 D) 2
10. Express 555% as a decimal.
A) 55.5 B) 55,500 C) 5.55 D) 555
14. Evaluate. – | –6 |
A) 6 B) –6
16. Find the LCM for 16 and 24.
18. List all the factors of 45.
19. Find the prime factorization of 40.
20. Write 38 • 38 • 38 • 38 • 38 • 38 in exponential form.
21. Find the opposite of 39.
22. Place the following set of numbers in ascending order.
4, –10, 0, 9, –6, –1, 1
24. Determine the maximum and minimum values for the following set.
–8, –23, 31, 18, –20, –15
25. Evaluate. 42 + 2•7 – (5 • 4 – 15)
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