Word Problem Practice

Front

What is the formula to calculate the percentage of a part compared to a whole?

Back

Percentage = (Part / Whole) × 100

Front

If 29 out of 36 carpenters showed up for work, how do you calculate the percentage of carpenters present?

Back

Percentage present = (29 / 36) × 100 ≈ 80.6%.

Front

What does it mean if a group represents 75% of a total?

Back

It means that the group makes up three-quarters of the total amount.

Front

How do you find the total number of workers if you know a percentage of them?

Back

Total = Part / (Percentage / 100). For example, if 24 painters are 75%, Total = 24 / (75 / 100) = 32.

Tags

CCSS.6.RP.A.3C

Front

What is the formula to calculate the percentage of satisfaction from a survey?

Back

Percentage of satisfaction = (Number of satisfied / Total surveyed) × 100.

Front

If 480 out of 2400 people are satisfied, how do you calculate the satisfaction percentage?

Back

Satisfaction percentage = (480 / 2400) × 100 = 20%.

Front

What is the formula to calculate the weight of a specific component in a mixture?

Back

Weight of component = Total weight × (Percentage of component / 100).

Tags

CCSS.6.RP.A.3C

Front

If a metal bar weighs 40 pounds and contains 30% gold, how do you find the weight of gold?

Back

Weight of gold = 40 × (30 / 100) = 12 pounds.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate expenses if you know the salary and the percentage spent?

Back

Expenses = Salary × (Percentage spent / 100).

Tags

CCSS.6.RP.A.3C

Front

If Sara spends 90% of her $40,000 salary, how much does she spend?

Back

Expenses = 40,000 × (90 / 100) = $36,000.

Tags

CCSS.6.RP.A.3C