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ACC Unit 1 Test Study Guide Topics: Whole Number Operations Divisibility Rules Long Division (remainders as fractions and decimals) Exponents & Powers Test Date: Friday, October 2 Prime Factorization Greatest Common Factor Least Common Multiple Distributive Property Order of Operations *To study, you can complete odd numbered problems from the pages above so that you can check if you got the correct answer or not in the back of the textbook. Selected answers begin on page SA1. Vocabulary: Prime Number Composite Number Relatively Prime Factor Multiple Power Exponent Base PEMDAS Distributive Property Exponents: 1) You need to contact members of your marching band. You call 3 people in the morning. They each call 3 more people in the afternoon. That night, those additional people each call 3 others. How many people are called that night? Prime Factorization: 2) What is a prime number? 3) What number has the following prime factorization: 22x32x5 4) What is the prime factorization of 354? Order of Operations: Simplify each expression 5) (8 + 1) 3 6) 2 + 22 7) (20 + 8)2 4–3 8) 134 - 3 52 9) Your class is visiting an aquarium. Admission is $13 per adult and $8 per student. There are 7 adults and 27 students. What is the total cost of admission (in dollars)? Distributive Property: Use the distributive property to write an equivalent expression that will help you solve the problem using mental math. Then simplify the expression. 10) 7(856) 11) 6(1,248) Use the distributive property and GCF to write an equivalent expression. 12) (55+45) 13) (90+160)