Worksheet: Estimating Percentage

Q1:

According to a survey, about of people prefer dark chocolate over white chocolate. Which of the numbers below is the nearest to the number of people who prefer dark chocolate out of 199 people?

A50
B190
C149
D140
E100

Q2:

While in Greece, Daniel spent 9 hours and 45 minutes visiting monuments. He spent of the time visiting old temples. Which of the following represents about how much time he spent visiting old temples?

A1 h
B7 h
C11 h
D2 h

Q3:

Estimate the following: of 52.

Q4:

Charlotte earned $299 last month translating 2 documents. Given that of the money she earned was from translating the second document, which of the following is the closest to the amount of money Charlotte earned from translating the second document?

A$290
B$30
C$279
D$60
E$270

Q5:

Chloe invested $6,600 in an account with a yearly interest rate of 5%. In how many years will she have $8,910?

Q6:

Estimate the following: of 50.

A10
B40
C15
D30
E29

Q7:

Determine the profit Jacob made in a year from depositing $490,000 in a savings account with an annual interest rate of .

Q8:

Select the best estimate of the following calculation: of 499.

A7
B6
C4
D49
E9

Q9:

Last year, 301 students attended a summer camp and of them returned this year. Which of the following is closest to the number of students who attended the camp in both years?

A9
B6
C23
D3
E21

Q10:

A bookmaker predicts that the Giants are expected to win games in an NFL season. They are scheduled to play 30 games. Based on the bookmaker’s prediction, estimate how many games the Giants are expected to win.

A11 games
B25 games
C7 games
D17 games
E8 games

Q11:

Liam took a cab to work yesterday. If he left a tip of on the $19.64 fare, determine about how much the tip was.

A$7.00
B$5.00
C$45.00
D$15.00

Q12:

By dividing by 4 and multiplying by 3, calculate of 600 mentally.

Q13:

Jackson is buying a home theater system for $6,175.79. If the sound bar constitutes of the total price, determine which of the following is the best estimate of the cost of the sound bar.

A$1,200
B$1,240
C$4,340
D$4,800
E$1,860

Q14:

Which of the below represents of 58?

A
B
C
D

Q15:

If Benjamin invests $4,500 in an account that yields a simple interest of a , determine how much money the account will have after 4 years.

Q16:

Estimate of 38.

A24
B15
C28
D14
E19

Q17:

Determine the interest earned on an account, given that an amount of $2,200 is deposited for 8 years and that the interest rate is per year.

Q18:

Estimate of 401.

A37
B12
C7
D3
E30

Q19:

If a person spends about of their time sleeping, determine which of the following represents an estimate of how much time that person will spend sleeping in 57 years.

A12 years
B6 years
C37 years
D18 years
E30 years

Q20:

The following table represents a bank’s different loan packages. Determine, to the nearest cent, the simple interest earned on $3,300 for 6 months.

Time	6 months	9 months	12 months	18 months
Rate

Q21:

Daniel wants to buy a pair of pants for $22. The clothing store, in which the pair of pants are shown, has a sale of . Daniel estimates that he will save of $20 or an amount of $10. Will the amount he saves for the pants be more or less than $10?

ALess
BMore

Q22:

Mr. Liam put his life savings of $490,000 in a savings account. If he earns $47,040 in simple interest every year, determine the interest rate on his account.