10 a Day Expressions/Numerical Patterns/Order of Operations

An elementary school had 90 boxes of glue sticks. Each box had 36 glue sticks. Teachers put all of the glue sticks into bags to give to the students. They put 6 glue sticks into each bag. Which equation can be used to find b, the number of bags the teachers can fill with these glue sticks?

• 90 × 36 ÷ 6 = b

• 90 ÷ 6 + 36 = b

• 36 × 90 + 6 = b

• 36 × 6 × 90 = b

What was the amount of money in dollars Kendra earned for each ring sold?

• $30

• $240

• $45

• none of these

Which expression has a value of 25?

• 2(32 + 18) ÷ 4

• (10 × 10) ÷ (2 ÷ 2)

• (50 × 10) ÷ 5

• (10 + 10) ÷ 4

Jaylen was told to list all prime numbers between 30 and 50.

Jaylen’s list is shown: 31, 37, 41, 47

Which prime number is missing from Jaylen’s list?

• 49

• 39

• 43

• 33

State whether the following statement is True or False:

All prime numbers are odd. (besides 2)

• True

• False

Choose the numbers that are composite.​ (a)   ​ (b)   ​ ​ (c)   ​ (d)  

• 45
• 33
• 8
• 9
• 2
• 3
• 19
• 23

Read the story.

Kyle had 50 pieces of caramel corn. He kept 30 pieces for himself and gave the rest to his 2 sisters to split evenly.

Which expression tells you how many pieces each of Kyle's sisters got?

• 50 - 30 ÷ 2

• (50 - 30) ÷ 2

• 50 - (30 ÷ 2)

• 50 ÷ 30 − 2

Kris and Pat's ages are shown in the table.

Choose which of the following explains the pattern of their ages.

• Add three to Kris' age to find Pat's age.

• Add three to Pat's age to find Kris' age.

• Subtract three from Kris' age to find Pat's age.

• Subtract three from the sum of Pat and Kris' age to find Pat's age.