Download Chicago High School for the Arts Algebra 1 Name Date Unit 1 – Quiz

Chicago High School for the Arts
Algebra 1
Name ______________________________________________________________ Date _____________________________
Unit 1 – Quiz 1: Whole Numbers & Integers
**Please remember to SHOW ALL WORK in order to receive full credit, and circle or box your final answer.
Focus
Standard
Description
C.2.1
Recognize one-digit factors of a number
3
A.2.2
Solve some routine two-step arithmetic problems
3
A.3.1
Solve routine two-step or three-step arithmetic problems…
Exhibit knowledge of elementary number concepts including …
primes and greatest common factor
15
REVIEW
PRIMARY
C.3.1.
Points
Percent
# Correct
# of Points
5
Grade
26
Recognize one-digit factors of a number [C.2.1] _______________________________________________
1. Lists all the factors of 18.
2. 2,678,320 is evenly divisible by how many whole numbers from 1 to 10 inclusive?
(Please list the numbers below.)
a.
b.
c.
d.
e.
Four
Five
Six
Seven
Eight
Solve some routine two-step arithmetic problems [A.2.2] __________________________________
3. Dakari earns $12 per hour the first 8 hours he works and $18 per hour for each hour after
that. How much does Dakari earn for working a 14-hour day?
Solve routine two-step or three-step arithmetic problems [A.3.1] _________________________
(
)
4. To simplify the expression 9 × 33- 5 ¸ 2 , what do you do first?
a.
b.
c.
d.
e.
Divide by 2
Subtract 5
Multiply by 9
Multiply by 33
Square 5
2
Chicago High School for the Arts
Algebra 1
5. Simplify the following: 52 + (12 - 4)× 4 - 6
a. 9
b. 31
c. 36
d. 51
e. 66
Evaluate the following expressions using the order of operations:
6.
12 × 4 +15- 9 ¸ 3
2
8(-3) + (-4)
5- 9
7.
Exhibit knowledge of elementary number concepts including… primes and greatest
common factor [C.3.1] ______________________________________________________________________________
8. (Primes) Which of the following is true of the number 39?
a. 39 is prime because it has no factors other than 1 and 39.
b. 39 is prime because it is an odd number.
c. 39 is composite because it has 13 as a factor.
d. 39 is composite because it has 9 as a factor.
e. It is not possible to tell whether 39 is prime or composite.
9. (Primes) What are the two greatest prime numbers less than 36?
Explain or show how you know.
Chicago High School for the Arts
Algebra 1
10. (GCF) What is the greatest common factor of 10, 15 and 25?
a.
b.
c.
d.
e.
3
5
15
25
75
11. (GCF) Use prime factorization to find the greatest common factor of 96 and 132.
How do you think you did? Please list any skills that you think you need to practice more.
Almost done… Please go through the checklist below before submitting your exam.
 Take a deep breath.
 Retry and double check the problems that you had trouble with.
 Carefully check EVERY problem on your quiz. Make sure you have shown all your work
and keep an eye out for careless mistakes.
 Flip over your test.
 Raise your hand to let me know you are done!