Unit II GCF and LCM Pre-Test

(Proficiency Level 2.0) The smallest multiple common between two or more non-zero whole numbers is _______

• factor

• multiple

• least common multiple

• greatest common factor

(Proficiency Level 2.0) ___________are the numbers we can multiply together to get another number.

• factor

• multiple

• least common multiple

• greatest common factor

(Proficiency Level 2.0) The largest of the common factors of two or more non-zero whole numbers is _______________.

• factor

• multiple

• least common multiple

• greatest common factor

(Proficiency Level 2.0)____________is the result of multiplying a number by an integer (not a fraction).

• factor

• multiple

• least common multiple

• greatest common factor

(Proficiency Level 3.0) The least common multiple (LCM) of 2 and 7 is ______.

• 2

• 7

• 28

• 14

(Proficiency Level 3.0) The greatest common factor (GCF) of 6 and 9 is ______.

• 3

• 1

• 6

• 9

Mary needs to add $\frac{1}{2}\ and\ \ \frac{1}{4}$  together. What would she used  to solve this problem?

• GCF

• LCM

• XYZ

• Reciprocal

(Proficiency Level 3.0) Jon had to reduce $\frac{4}{8}$ . What would he use to  solve this problem.

• GCF

• XYZ

• LCM

• Reciprocal

(Proficiency Level 3.0) Ashley has 18 violet marbles and 36 blue marbles. She wants to divide the marbles into groups so that each group has the same number of each color marbles. What is the greatest number of groups that Ashley can make?

• 2

• 1

• 18

• 36

(Proficiency Level 4.0) Optional 10.) Mary bought 170 white and blue beads altogether. After using ⅓ of the white beads and ¼ of the blue beads, she had an equal number of the white beads and blue beads left. How many beads did she use in total?

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