7RP.3Use proportional relationships to solve multistep ratio and percent problems. Examples: simple interest, tax, markups and markdowns, gratuities and commissions, fees, percent increase and decrease, percent error.

Percent Practice

I can calculate cost after markdowns and markups

Vocabulary:markup

markdownpercent paidpercent off

100%

100%

What is 100% of 50?

100%

What is 100% of 50?What is 100% of 25?

100%

What is 100% of 50?What is 100% of 25?What is 100% of 90?

100%

What is 100% of 50?What is 100% of 25?What is 100% of 90?What is 100% of 500?

200%

200%

What is 200% of 50?

200%

What is 200% of 50?What is 200% of 25?

200%

What is 200% of 50?What is 200% of 25?What is 200% of 90?

200%

What is 200% of 50?What is 200% of 25?What is 200% of 90?What is 200% of 500?

50%

50%

What is 50% of 50?

50%

What is 50% of 50?What is 50% of 25?

50%

What is 50% of 50?What is 50% of 25?What is 50% of 90?

50%

What is 50% of 50?What is 50% of 25?What is 50% of 90?What is 50% of 500?

10%

10%What is 10% of 100?

10%What is 10% of 100?What is 10% of 50?

10%What is 10% of 100?What is 10% of 50?What is 10% of 80?

10%What is 10% of 100?What is 10% of 50?What is 10% of 80?What is 10% of 500?

10%What is 10% of 100?What is 10% of 50?What is 10% of 80?What is 10% of 500?What is 10% of 20?

10%What is 10% of 100?What is 10% of 50?What is 10% of 80?What is 10% of 500?What is 10% of 20?

10% and 90%

10% and 90%What is 10% of $50

10% and 90%What is 10% of $505

10% and 90%What is 10% of $505What is 90% of $50

10% and 90%What is 10% of $505What is 90% of $5045

10% and 90%What is 10% of $505What is 90% of $5045What is 10% of $80

10% and 90%What is 10% of $505What is 90% of $5045What is 10% of $808

10% and 90%What is 10% of $505What is 90% of $5045What is 10% of $808What is 90% of $80

10% and 90%What is 10% of $505What is 90% of $5045What is 10% of $808What is 90% of $8072

10% and 90%

10% and 90%What is 10% of $60

10% and 90%What is 10% of $606

10% and 90%What is 10% of $606What is 90% of $60

10% and 90%What is 10% of $606What is 90% of $6054

10% and 90%What is 10% of $606What is 90% of $6054What is 10% of $90

10% and 90%What is 10% of $606What is 90% of $6054What is 10% of $909

10% and 90%What is 10% of $606What is 90% of $6054What is 10% of $909What is 90% of $90

10% and 90%What is 10% of $606What is 90% of $6054What is 10% of $909What is 90% of $9081

20% and 80%

20% and 80%What is 20% of $60

20% and 80%What is 20% of $6012

20% and 80%What is 20% of $6012What is 80% of $60

20% and 80%What is 20% of $6012What is 80% of $6048

20% and 80%What is 20% of $6012What is 80% of $6048What is 20% of $90

20% and 80%What is 20% of $6012What is 80% of $6048What is 20% of $9018

20% and 80%What is 20% of $6012What is 80% of $6048What is 20% of $9018What is 80% of $90

20% and 80%What is 20% of $6012What is 80% of $6048What is 20% of $9018What is 80% of $9072

Discounts: 10% off

Discounts: 10% offCost: 30 Discount 10%

Discounts: 10% offCost: 30 Discount 10%10% of 30 =

Discounts: 10% offCost: 30 Discount 10%10% of 30 =90% of 30 =

Discounts: 10% offCost: 30 Discount 10%10% of 30 =90% of 30 =Total Cost =

Discounts: 10% offCost: 30 Discount 10%10% of 30 =90% of 30 =Total Cost =

3. This is % off

Discounts: 10% offCost: 30 Discount 10%10% of 30 =90% of 30 =Total Cost =

3. This is % off27. This is % paid

Discounts: 10% offCost: 30 Discount 10%10% of 30 =90% of 30 =Total Cost =

3. This is % off27. This is % paidTotal Cost =

Discounts: 10% offCost: 30 Discount 10%10% of 30 =90% of 30 =Total Cost =

3. This is % off27. This is % paidTotal Cost =

30- (.10 x 30) 30 x .9030-( 3 ) 2727

Discounts: 10% off

Discounts: 10% offCost $30 Discount 10%

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Method 1

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Method 130- (0.10 x 30)

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Method 130- (0.10 x 30)30 - (3)

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Method 130- (0.10 x 30)30 - (3)27

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Method 130- (0.10 x 30)30 - (3)27

Method 2

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Method 130- (0.10 x 30)30 - (3)27

Method 230 x .9

Discounts: 10% offCost $30 Discount 10%10% of 30 = dont pay.10 x 30 = 3This is $3 off

90% of 30 = pay.90 x 30 =27This is pay $27

Method 130- (0.10 x 30)30 - (3)27

Method 230 x .927

Sales Tax: 5%

Sales Tax: 5%Cost: 27 Tax: 5%

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more)

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 1

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 127 + (27 x 0.05)

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 127 + (27 x 0.05)27 + 1.35

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 127 + (27 x 0.05)27 + 1.3528.35

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 127 + (27 x 0.05)27 + 1.3528.35

Method 2

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 127 + (27 x 0.05)27 + 1.3528.35

Method 227 x 105%

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 127 + (27 x 0.05)27 + 1.3528.35

Method 227 x 105%27 x 1.05

Sales Tax: 5%Cost: 27 Tax: 5%5% of 27 = (pay more).05 x 27 = $1.35

100% of 27 pay to buy5% of 27 tax105% of 27 both price and tax

Method 127 + (27 x 0.05)27 + 1.3528.35

Method 227 x 105%27 x 1.0528.35

Practice tax

Practice taxCost: 2.95 for notebooks at 5% tax

Practice taxCost: 2.95 for notebooks at 5% tax

Method 1

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)2.95 + (0.1475)

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)2.95 + (0.1475)3.0975

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)2.95 + (0.1475)3.0975Rounded to $3.10

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)2.95 + (0.1475)3.0975Rounded to $3.10

Method 2

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)2.95 + (0.1475)3.0975Rounded to $3.10

Method 22.95 x 1.05

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)2.95 + (0.1475)3.0975Rounded to $3.10

Method 22.95 x 1.053.0975

Practice taxCost: 2.95 for notebooks at 5% tax

Method 12.95 + (2.95 x .05)2.95 + (0.1475)3.0975Rounded to $3.10

Method 22.95 x 1.053.0975Rounded to $3.10

Practice tax period2

Practice tax$46 shoes with 2.9% Tax

period2

Practice tax$46 shoes with 2.9% Tax

Method 1

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)46 + (1.334)

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)46 + (1.334)47.334

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)46 + (1.334)47.334Rounded to $47.33

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)46 + (1.334)47.334Rounded to $47.33

Method 2

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)46 + (1.334)47.334Rounded to $47.33

Method 246 x 1.029

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)46 + (1.334)47.334Rounded to $47.33

Method 246 x 1.02947.334

period2

Practice tax$46 shoes with 2.9% Tax

Method 146 + (46 x .029)46 + (1.334)47.334Rounded to $47.33

Method 246 x 1.02947.334Rounded to $47.33

period2

Practice discounts 4th

Practice discounts$1575 Computer with 15 % discount

4th

Practice discounts$1575 Computer with 15 % discount

Method 1

4th

Practice discounts$1575 Computer with 15 % discount

Method 11575 - (1575 x .15)

4th

Practice discounts$1575 Computer with 15 % discount

Method 11575 - (1575 x .15)1575 - (236.25)

4th

Practice discounts$1575 Computer with 15 % discount

Method 11575 - (1575 x .15)1575 - (236.25)1338.75

4th

Practice discounts$1575 Computer with 15 % discount

Method 11575 - (1575 x .15)1575 - (236.25)1338.75

Method 2

4th

Practice discounts$1575 Computer with 15 % discount

Method 11575 - (1575 x .15)1575 - (236.25)1338.75

Method 21575 x.85

4th

Practice discounts$1575 Computer with 15 % discount

Method 11575 - (1575 x .15)1575 - (236.25)1338.75

Method 21575 x.851338.75

4th

Practice discounts

Practice discounts$119 Computer with 20 % discount

Practice discounts$119 Computer with 20 % discount

Method 1

Practice discounts$119 Computer with 20 % discount

Method 1119 - (119 x 0.20)

Practice discounts$119 Computer with 20 % discount

Method 1119 - (119 x 0.20)119 - (23.80)

Practice discounts$119 Computer with 20 % discount

Method 1119 - (119 x 0.20)119 - (23.80)$95.20

Practice discounts$119 Computer with 20 % discount

Method 1119 - (119 x 0.20)119 - (23.80)$95.20

Method 2

Practice discounts$119 Computer with 20 % discount

Method 1119 - (119 x 0.20)119 - (23.80)$95.20

Method 2119 x .80

Practice discounts$119 Computer with 20 % discount

Method 1119 - (119 x 0.20)119 - (23.80)$95.20

Method 2119 x .8095.20

PRACTICE

$45 Sweater with 6% tax

PRACTICE

$18.99 DVD with 15% markdown

PRACTICE

$29 shirt with 7% tax

PRACTICE

$12 meal with 4.5 % tax

PRACTICE

$600 TV 12%off and 7% tax

PRACTICE

$145 game system 25% off and 6.25% Tax

PRACTICE$45 Sweater with 6% tax$18.99 DVD with 15% markdown$29 shirt with 7% tax$12 meal with 4.5 % tax$600 TV 12%off and 7% tax$145 game system 25% off and 6.25% TaxWhat was start price? now 25.00 after 15% off?