6th Grade Midterm

Which of the following properties describes the mathematical expression? 
6 + 7 + 2 = 2 + 6 + 7

• Associative
• Distributive
• Commutative
• Identity 

The number 51,840 is divisible by...

• Only 2, 5, and 10.

• Only 3, 5, and 10.

• 2, 3, 4, 5, 6, 8, and 9!

• 2 and 3.

Find the GCF of 64 and 144. (Show your work)

• 8
• 6
• 16
• 2

What is the divisibility rule for 3?

• Add up the digits. The sum must be even and divisible by 3.
• The digits must add up to 9.
• The last digit must be a 3.
• Add up the digits. The sum must be divisible by 3.

Peter has 18 oranges and 27 pears.  He wants to make fruit baskets with the same number of each fruit in each basket.  What is the greatest number of baskets he can make? 

• 3
• 18
• 9
• 27

What is the first step in solving this problem? 
⅘ + ½ =

• Add the top parts of the fraction
• Rewrite the fractions in the simplest form. 
• Find a common denominator. 
• Make each fraction into an improper faction. 

Add. (Show your work)

• 7 5/8

• 1 5/6

• 8 1/15

• 7 1/15

A number is divisible by 6 if...

• The number ends in a 0 or a 5.

• The number is divisible by 2 and 3.

• The number has a sum that is divisible by 3.

• The number is even.

Multiply these fractions:

• 1

• 0