Long-term Memory Review CRT PRACTICE 8 th Grade: MONDAY REVIEW STATE STANDARDS AND 2.8.2

Transcription

1 CRT PRACTICE 8 th Grade: MONDAY REVIEW Word Bak: use these words to fill i the blaks for Questio 1. Words may be used oce, more tha oce, or ot at all. sequece series factor term equatio expressio 1) A() is a set of umbers or objects writte i a specific order, usually accordig to a mathematical rule or patter. Each oe of the separate umbers or objects is 2) Fill i the missig umber i the followig patter: 21, 24, 27, 30,, 36, 39,. 3) Draw the ext picture i the patter: 4) Match each verbal descriptio i the left colum with its mathematical expressio i the right colum. Fill i the blak with the correct expressio. The product of a umber ad 23: The sum of 23 ad a umber: The quotiet of a umber ad 23: 23 The differece of 23 ad a umber: 23 5) The table below shows the relatioship betwee the variables x ad y. Based o the table, which formula describes the relatioship betwee x ad y? x y A) y = x + 4 B) y = 5x C) y = 2x + 3 D) y = 3x 1

2 CRT PRACTICE 8 th Grade: TUESDAY REVIEW Word Bak: use these words to fill i the blaks for Questio 1. Words may be used oce, more tha oce, or ot at all. sequece series factor term equatio expressio 1) A collectio of quatities liked by sigs ad operatios is called a(). A statemet showig that two s are equal is called a(). 2) Fid the ext three terms i the followig sequece: 1, 4, 9, 16, 25,,, 3) Draw the missig figure i the patter:,,,,, 4) Which of the followig equatios is equivalet to the statemet, 2 less tha the product of a umber ad 8 is 20? A) 2 8 = 20 B) 8 2 = 20 C) 2 8 = 20 D) (8 2) = 20 5) Write a verbal descriptio for the followig expressio: ) The carival came to tow. The cost of the carival is $10 for admissio plus $2 for every ride. Complete the table below showig the total cost of goig to the carival for a give umber of rides? umber of rides total cost 7) Create your ow sequece usig umbers. Give a rule to fid ay term i your sequece.

3 CRT PRACTICE 8 th Grade: WEDNESDAY REVIEW Word Bak: use these words to fill i the blaks for Questio 1. Words may be used oce, more tha oce, or ot at all. sequece series factor term equatio expressio 1) A collectio of quatities liked by sigs ad operatios is called a(). A statemet showig that two s are equal is called a(). A() is a set of umbers or objects writte i a specific order, usually accordig to a mathematical rule or patter. Each oe of the separate umbers or objects is 2) a) Fid the 7 th term i the sequece: 4, 8, 16, 32, 3) Write a rule to fid the umber of circles i th term i the patter below: 4) Which of the followig expressios is equivalet to the statemet, Nie times the quatity of x less tha 2? A) 9(x 2) B) 9(x) 2 C) 9(2 x) D) 9(2) x 5) Write a verbal descriptio for the followig expressio: 10 2 = 4 6) It costs 39 to mail a oe-ouce letter. Each additioal ouce costs 24. Complete the table below to show the cost of a letter weightig betwee oe ad five ouces. Which equatio describes the patter i the table? weight (oz) cost ( ) A) cost = 39 weight 24 B) cost = 39 weight + 24 C) cost = 24 weight 39 D) cost = 24 weight ) Create your ow sequece usig symbols. Give a rule to fid ay term i your sequece.

4 CRT PRACTICE 8 th Grade: THURSDAY REVIEW 1) A collectio of quatities liked by sigs ad operatios is called a(). A statemet showig that two s are equal is called a(). A() is a set of umbers or objects writte i a specific order, usually accordig to a mathematical rule or patter. Each oe of the separate umbers or objects is 2) a) Fid the 6 th term i the sequece: 3 6, 5 6, 7 6, 9 6, b) Write a rule for the th term. 3) a) How may dots are i the teth term of the patter below? b) Write a rule to fid the umber of dots i th term of the patter: 4) Which of the followig expressios is equivalet to the statemet, A umber is multiplied by 6 the 5 is added to the product? A) B) 6( + 5) C) D) 6 + 5(6) 5) Write a verbal descriptio for the followig equatio: 3(x 6) = 19 6) The pressure P (i pouds per square foot) exerted o a scuba diver who is d feet below the surface of the water is show i the followig table. a) What is the pressure at 8 feet? d P b) Write a equatio to fid the pressure P at d feet.

5 CRT PRACTICE 8 th Grade: FRIDAY TEST 1) A collectio of quatities liked by sigs ad operatios is called a(). A statemet showig that two s are equal is called a(). A() is a set of umbers or objects writte i a specific order, usually accordig to a mathematical rule or patter. Each oe of the separate umbers or objects is 2) a) Fid the missig term i the followig patter: 1, 2 3, 4 9,, 16 81, 3) a) Fid the 8 th term i the sequece: 1, 4, 7, 10, b) Write a rule for the th term. 4) a) How may dots are i the teth term of the patter:? b) Write a rule to fid the umber of dots i th term of the patter: 5) Which of the followig equatios is equivalet to the statemet, Whe 3 is subtracted from twice a umber, the result is 15? A) 2 5 = 15 B) 2( 3) = 15 C) 2 3 = 15 D) 3 2 = 15 6) Write a verbal descriptio for the followig expressio: ) The carival is back i tow. This time, admissio costs $5 ad each ride costs $2. Complete the table below to show the total cost of admissio ad rides. Which formula relates the total cost C based o the umber of rides r? umber of rides r total Cost C A) C = r + 6 B) C = 5r 1 C) C = 3r + 1 D) C = 2r + 5