This video tutorial covers the percent change formula, including how to calculate percent increase and decrease. It explains converting percentages to decimals and vice versa, and finding the percent of a number. The tutorial also covers converting fractions to decimals and decimals to fractions, with practical examples and word problems to reinforce learning.

What is the percent change when a value increases from 30 to 50?

• 75%

• 66.7%

• 50%

• 33.3%

How do you convert 85% into a decimal?

• 85.0

• 0.085

• 8.5

• 0.85

Tags

CCSS.6.RP.A.3C

What is 30% of 90?

• 27

• 30

• 9

• 18

Convert the fraction 1/4 into a decimal.

• 0.4

• 0.25

• 0.75

• 0.5

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

What is the decimal representation of 0.444...?

• 1/3

• 4/9

• 5/9

• 2/5

Tags

CCSS.6.RP.A.3C

If a laptop costs $200 and the sales tax is 8%, what is the final price?

• $208

• $216

• $220

• $210

Tags

CCSS.6.RP.A.3C

A stock price decreases by 50% and then increases by 50%. What is the overall percent change?

• -50%

• 25%

• -25%

• 0%

Tags

CCSS.6.RP.A.3C

How do you calculate the original price if the final price is $133.75 including a 7% sales tax?

• Add 7%

• Subtract 7%

• Multiply by 1.07

• Divide by 1.07

Tags

CCSS.6.RP.A.3C

What is the final price of a textbook costing $120 after a 10% discount and a 6% sales tax?

• $114.48

• $120

• $112

• $108

Tags

CCSS.6.RP.A.3C

If a value decreases by 10% and then increases by 6%, what is the overall percent change?

• -4%

• -4.6%

• 0%

• 4%

Tags

CCSS.6.RP.A.3C