Percent Equivalent Expressions

Greta went shopping for a new pair of shoes. She had a 15% off coupon to help save some money! If s represents the cost of the shoes , what TWO expressions could Greta use to find the final cost of the shoes?

• 1 - 0.15s

• s - 0.15s

• 0.85s

• s - 0.15

• s - 0.85s

Tags

CCSS.6.EE.B.6

An athlete weighs p pounds before starting a new training program. His weight increases by 15%.

What two expressions represent the athlete's weight at the end of the program?

• p + 0.15p

• 0.15p

• 1.15p

• 0.85p

• 1 + 0.15p

Tags

CCSS.HSA-SSE.A.1A

After the outbreak of a mysterious disease, the average wait time at a hospital increased by 70%. Before the outbreak, the average wait time at the hospital was m minutes.

Which of the following expressions could represent the average wait time at the hospital after the outbreak?

Choose 2 answers:

• 1.7m

• m+70

• m + 0.7m

• 0.7m

• m - 0.7

Tags

CCSS.HSA-SSE.A.1A

Bo is buying a board game that usually costs B dollars. The game is on sale, and the price has been reduced by 18%.

Which of the following expressions could represent how much Bo pays for the game?

Choose 2 answers:

• 0.82B

• 1.18B

• B - 0.18

• B - 18

• B - 0.18B

Tags

CCSS.6.EE.B.6

Eiko is wearing a magic ring that increases the power of her healing spell by 30%. Without the ring, her healing spell restores H health points.

Which of the following expressions could represent how many health points the spell restores when Eiko is wearing the magic ring?

Choose 2 answers:

• 0.7H

• H + 0.3H

• 1.3H

• H - 0.30H

Tags

CCSS.6.EE.B.6

Crispy Clover, a popular vegetarian restaurant, introduced a new menu that has 20% more dishes than the previous menu. The previous menu had D dishes.

Which of the following expressions could represent how many dishes Crispy Clover's new menu has?

Choose 2 answers:

• D + 0.2D

• 1.2D

• D + 20D

• D + 20

• 0.8D

Tags

CCSS.6.EE.B.6

On Monday, Florencia's hair was h centimeters long. She got a haircut on Tuesday, so her hair decreased in length by 25%.

Which of the following expressions could represent how many centimetres long Florencia's hair was after the haircut?

Choose 2 answers:

• 1.25h

• 0.75h

• h - 0.25h

• 0.25h

Tags

CCSS.7.EE.B.3

In March, Delphine's house had 40% more snowfall than in February. Delphine's house had f centimeters of snowfall in February.

Which of the following expressions could represent how much snowfall Delphine had at her house in March?

Choose 2 answers:

• 40f

• 40 + f

• 1.4f

• 40f + f

• 0.4f + f

A store is having a sale during which all outdoor furniture is 45% off the original price, p.

Which two expressions can be used to represent the sale price of an outdoor furniture set?

• p - 0.45p

• 0.45p

• 1.45p

• 0.55p

• (1+0.45)p

Tags

CCSS.7.EE.B.3

A store marks up the merchandise it receives from the manufacturer by 25%.

Which two expressions can be used to determine the price the store charges when the manufacturer charges m dollars?

• 1 + 0.25p

• p - 0.25p

• p + 0.25p

• 1.25p

• 1.25

Tags

CCSS.HSA-SSE.A.1A