Sixth Grade Math Review: Proportions, Percentages, and Inequalities

What is the first step in solving for the total number of customers in the ice cream shop survey?

• Divide the part by the percentage

• Estimate the total using a rounded percentage

• Cross multiply the given values

• Convert the percentage to a decimal

What does 45% convert to as a decimal?

• 0.45

• 4.5

• 45

• 0.045

After cross multiplication, what is the next step to find the total number of customers?

• Subtract 144 from both sides

• Multiply both sides by 100

• Add 45 to both sides

• Divide both sides by 45

What is the actual total number of customers calculated through long division?

• 320

• 350

• 288

• 300

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

What is the estimated total number of customers if 144 represented approximately half?

• 320

• 300

• 290

• 288

How many left-handed students were there in the group?

• 12

• 60

• 150

• 90

Tags

CCSS.HSN.VM.C.6

What percentage of the students were left-handed?

• 8%

• 12%

• 15%

• 10%

Tags

CCSS.6.RP.A.3C

Why was option A incorrect in the inequality problem?

• It only stated 'fewer than 6', not 'less than or equal to 6'

• It did not specify the number of pieces each student received

• It included an equal to condition

• It was actually correct

Tags

CCSS.6.EE.B.8

Which operation correctly represents the inequality problem discussed?

• 16 divided by X is less than 6

• X divided by 6 is greater than or equal to 16

• X divided by 16 is less than or equal to 6

• X times 16 is less than 6

Tags

CCSS.6.EE.B.8

What was the correct answer for the inequality problem?

• Option A

• Option D

• Option B

• Option C

Tags

CCSS.6.EE.B.8