Unit 1 Number Systems Test Study Guide Name______

Decimal Review (Show your work neatly)

1) (7.5)(14)=______2) 26 – 12.45= ______3) 34.9 – 0.9= ______

4) 3.96 · 5= ______5) 0 .58 x .04= ______6) 12.7 + 18= ______

7) 1,288 ÷ 23= ______8) ______9) ______

Decimal Word Problems: Show your work and circle your final answer. Is your answer reasonable????

10) Maria runs daily as part of an exercise. On Sunday she ran 8.3 miles, on Monday 5.1 miles, on Tuesday 3.75 miles, and on Wednesday 5.6 miles. How many miles did she run this week?

12) Inga likes to buy t-shirts at the local clothing store. They cost $8.75 each. One day, she bought 15 t-shirts. How much money did she spend?

11) Jaclyn needs $50 to get a NY Giants sweatshirt. She has $35.25. How much more money does she need?

13)Penny paid $26.25 for 3 books that all cost the same amount. What was the cost for one book?

Factors, Multiples, and Fraction Review(SHOW ALL WORK)

14) Find the GCF and LCM of 12 and 20.

GCF = ______LCM = ______

15) Apply the distributive property to the following:

32 + 80 = ____ ( ____ + ____ )

16) Simply using GCF = ______

Solve. Show your work. Simplify.

17) 18) =______19) =______

20) ______21) ______22) 2 = ______

Directions: On the word problems, you must highlight or circle the key words, write what operation or skill you are using to solve, and then SOLVE the answer. (HINT: include your unit label on your answers)

23) Joyce has two lengths of yarn for knitting a scarf. One is 24 inches long, and the other is 18 inches long. She wants to cut both strings of yarn into pieces, all having the same length and no yarn being left over. What is the greatest length each string can be? Operation/Skill: ______Answer: ______

25) Melanie has 20 pounds of cookies. She wants to separate her cookies into ziplocs with each one containing exactly of a pound. How many ziplocs of cookies will she have? Operation/Skill: ______Answer: ______

24) You and your friend Pete both start running this evening. If you plan on running every 5th evening and Pete plans on running every 6th evening, in how many days will you both run on the same evening?

Operation/Skill: ______Answer: ______

26) Jay is cutting a roll of biscuit dough into slices that are inch thick. If the roll is 10 ½ inches long, how many slices can he cut? Operation/Skill: ______

Answer: ______