Algebra 1 Common Core Student Edition, Grade 8-9

Co m m o n Co r e Cu m u l a t i v e

St a n d a r d s Rev i ew

T I P S F O R SUCCESS

S o m e te s t q u e s tio n s a s k y o u t o

e n te r a n u m e r ic a l a n s w e r o n a

g r id. I n t h is t e x tb o o k , y o u w i l l

record answers on a g rid like the

one shown below.

TIP 1

An answer may be ei t h er

a f r act i o n o r a d eci m al.

If an answer is a mixed

number, rew rit e it as an

improper fraction or as a

decimal.

W h a t is t h e v a lu e o f | + |?

Solution

1,3_2,3_5 = 11

2 4 4 4 4 M

R e c o r d th e a n s w e r as | o r 1.25.

5 / 4 2 5

D o n o t r e c o r d t h e a n s w e r as l | b e c a u s e th e

test-scoring co m p u te r w ill read it as

TIP 2

Yo u d o n o t h av e t o si m p l i f y

a f r act i o n u n l ess t h e

question asks for simplest

form or the fraction does

not f i t on t he grid.

Think I t Through

Y o u c a n a d d t h e fr a c t io n s as

shown in the solution on the

le ft, o r y o u c a n c o n v e r t t h e

fra ctio n s to decim als and add.

^ 0. 5 + 0. 7 5 = 1. 2 5

R e c o r d th e d e c im a l a n s w e r o n

th e g rid.

jO l Vocabulary Builder

As you solve test items, you must understand the

meanings of mathematical terms. Select the correct

term to complete each sentence.

A. An algebraic (expression, equation) is a

m a t h e m a t ic a l s e n te n c e w i t h a n e q u a l s ig n.

B. A (coefficient, constant) is a n u m e r ic a l f a c t o r o f

a t e r m.

C. The (exponent, base) o f a p o w e r t e lls h o w m a n y

t im e s a n u m b e r is u s e d as a fa c to r.

D. To (simplify, evaluate) an algebraic expression, you

s u b s t it u t e a g iv e n n u m b e r f o r e a c h v a r ia b le.

E. A ( n ) [rational, irrational) n u m b e r is a n y n u m b e r

t h a t y o u c a n w r it e i n t h e f o r m | , w h e r e a a n d b are

integers, a n d b ¥= 0.

> S e l e c t e d R e s p o n s e

Read each question. Then write the letter of the correct

answer on your paper.

1. W h ic h expression show s th e p ro d u c t o f z a n d x - y?
   CD z[ x - y) CD x(z - y) + x
   CD z + x - y cID f —


2. W h a t is t h e s o lu t io n o f th e e q u a t io n Id + 7 = 14?
   CD -3 CD 1
   CO - i CD 3


3. W h a t is th e va lu e o f th e expression 8 (—9) — 6 (—3)?
   CD -9 0 CO 54
   CO -5 4 CO 90

74 Ch ap t er 1 Co m m o n Co r e Cu m u l at i v e St an d ar d s Re v i e w