Percentage Increase and Decrease Equations

Percentage Increase and Decrease Equations

8th - 9th Grade

18 Qs

quiz-placeholder

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Percentage Increase and Decrease Equations

Percentage Increase and Decrease Equations

Assessment

Quiz

Mathematics

8th - 9th Grade

Hard

Created by

Barbara White

FREE Resource

18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

12% of $90

$12

$78

$10.80

$102

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Increase $90 by 12%

$10.80

$102

$100.80

$90.12

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kate scored 54 out of 60 in her maths exam. What is this as a percent?

0.9

54%

90%

60%

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A book is advertised as 20% off. If it cost $70 at the register, how much was it originally?

$90

$84

$87.50

$50

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

My dog's weight is now 125% of what she weighted one year ago. If her weight then was 30kg, what is her weight now?

31.25

30.125

37.5

37.125

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Decrease 500 by 30%

470

350

499.70

150

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The average number of shirts sold in the shop was 285 every day in summer. As the temperature was lower and lower, the average number of shirts decreased to 114 every day. What was the percentage decrease of in the average number of shirts sold in the shop?

60%

40%

150%

171%

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