INTEGERS What are they?? Consecutive Integers:

Arithmetic Word Problems What are they?? Problems that don’t require an equation Solve By: 1.

Example Mrs. McLain is giving her classes Halloween treats. If she puts 3 treats in each bag, she will make 30 bags of treats and have no treats leftover. If instead she puts 5 treats in each bag, how many bags of treats can she make?

Squares and Cubes What you should know/be able to recognize: Common Square Roots : #’s 1-12 Squaring a Fraction: Common Cubes:

Place Value & Scientific Notation ,300,000,000,000 = =

Factors The FACTORS of a # are the positive integers that can be _______________ evenly into the number Ex) 24: Common Factors: factors that two (or more) #’s have in common Ex) 3 is a common factor of ____ and ____

Greatest Common Factor (GCF): the largest factor of two (or more) #’s Ex) ____ is the GCF of 12 and 18

Multiples The MULTIPLES of a given # are those #’s that can be _____________ by that given # without a remainder Ex) 8: Common Multiples: any # that is a multiple of any and all given #’s Ex) Multiples of 8 & 12??

Least Common Multiple (LCM): the smallest multiple of two (or more) #’s Ex) ____ is the LCM of 8 and 12

Example #1 What is the least positive integer divisible by the numbers 2, 3, 4 and 5 ?

Example #2 Which of the following could be remainders when four consecutive positive integers are each divided by 3?

Prime Numbers What is a PRIME NUMBER?? Prime Factors: factors of a # that are prime and cannot be factored further Ex) The prime factors of 24 are