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
REVIEW
PRIMARY
Standard
Description
C.2.1
Recognize one-digit factors of a number
3
A.2.2
Solve some routine two-step arithmetic problems
2
A.3.1
Solve routine two-step or three-step arithmetic problems…
Exhibit knowledge of elementary number concepts including …
primes and greatest common factor
13
C.3.1.
Points
Percent
# Correct
# of Points
4
Grade
22
Recognize one-digit factors of a number [C.2.1] _______________________________________________
1. Lists all the factors of 8.
2. 2,678,320 is evenly divisible by how many integers from 1 to 10 inclusive?
a.
b.
c.
d.
e.
Four
Five
Six
Seven
Eight
Solve some routine two-step arithmetic problems [A.2.2] __________________________________
3. Justin earns $12 per hour the first 8 hours he works and $18 per hour for each hour
after that. How much does Justin earn for working a 12-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) A prime number is a whole number greater than 1 that has only 1 and
itself as factors. All other whole numbers greater than 1 are considered composite.
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 is the greatest prime number that is less than 36?
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) What is the greatest common factor of 24 and 32?