Miscellaneous
Percentages, Decimals, and Fractions
Percent Increase
Percent Decrease
Percents and Equations
100

What's 30 with a 30% decrease?

21

100

What is 100% as a Decimal and a Fraction?

1.00 and 100/100

100

A pond with 100 Ducks increased its population by 13%. How many Ducks reside in the pond? And can I have one, please?

100 + 0.13 x 100 = 113 Ducks

Yes I can have one. I'll name him Donald.

100

A $30 shirt is on sale with a 50% discount. How much does the shirt cost after the discount?

0.50 x $30 = $15

100

What equation do we use to find 20% of 32?

0.20 x 32

20/100 x 32

200

What's 30% of 30?

9

200

What is 52% as a Decimal?

0.52

200

It is standard to tip 20% of a bill in restaurants. If the restaurant bill was $35.00 (before the tip), what would the total of the bill be with the tip? What is the equation set up?

$35.00 + 0.2 x $35.00 = $42.00

200

Black Friday is around the corner. A PS5 is worth $500, with a 15% discount. How much does the PS5 cost with the discount (not including the tax).

$500 - 0.15 x $500 = $425

200

What equation do we use to find 30% of 150?

0.30 x 150

300

What's 9 with a 25% increase?

11.25

300

What percent is the Fraction 3/100?

3%

300

The price of a home was $200,000 increased by 20%. What is the price of the home?

$200,000 + 0.20 x $200,000 = $240,000

300

A pair of $220 Timberland Boots are 33% off, according to the website. Not including the tax, what's the price of the Timberland Boots with the discount?

$220 - 0.33 x $220 = $147.40

300

What equation do we use to find 3.2% of 45? 


0.032 x 45

400

What is a 20% tip on a $32 restaurant bill? 

How much is a $32 bill with a 20% tip?

0.2 x $32 = $6.40

$32 + 0.2 x $32 = $32 + $6.40 = $38.4

400

What percent is the Decimal 0.063

6.3%

400

The base price of a Tesla Model 3 costs $39,000. The Michigan sales tax on cars is 6%. What equation do we use to find the price of the Tesla AFTER tax? How much will it cost?

$39,000 + $39,000 x 0.06 = $41,340

400

Tom Ford Suits are a Luxury Brand. Their website lists a Tom Ford Suit to be $5,250.00. What's the price of this Luxury Suit with a 7.5% discount?

Can I have one??

$5,250.00 - $5,250.00 x 0.075 = $4,856.25

No! It's too expensive! I'll just buy 9 PS5's!

400

What equation do we use for 35% of 99?

0.35 x 99

500

The iPhone 15 Pro Max costs an eyewatering $1,599.00. They run a special discount for the iPhone for 20% off the original price. How much would you have to pay (after the discount) with a Tax Rate of 6%?

20% of 1,599.00 is: 0.20 x 1,599.00 = $319.8 (Discount).

$1,599.00 - $319.8 = $1,279.20 after the discount

6% of $1,279.20 is: 0.06 x $1,279.20 = $76.75

$1,279.20 + $76.75 = $1,355.95 after tax

500

What is the decimal equivalent of 0.43%?

What is the Fractional equivalent of 0.43%?

0.0043

0.43/100

500

Sales tax in California is 7.25% (highest sales tax in the US!). How much would a $890 Women's GUCCI Belt cost after tax in California? What is the equation set up?

$890 + 0.0725 x $890 = $954.53

500

A Cosmograph Daytona Rolex Watch costs $77,800. How much would this very cheap watch cost with 13.5% off the original price? 

$77,800 - $77,800 x 0.135 = $67,297

500

What equation do we use for 61.2% of 61.2?

0.612 x 61.2

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