Unit rates
Proportional Equations for Percent Problems.
Percent Increase & Decrease
100

Jack works at Xavier's Delicious Noodles. He gets paid $50.67 for 7 hours. Write an expression using the numbers 50.67 and 7 to show how to get his dollars per hour.

50.67/7

100

Jack plays hockey for 89% of the time James does. Write an equation to show the relationships between the amount of time Jack plays (JAC) and the amount of time James plays (JAM).

JAC = 0.89JAM

100

Seby talked about cars 43% more on Wednesday than he did on Monday. What percentage of the number of times he talked about cars on Monday did he talk about on Wednesday?

143%

200

Mrs. Sjoberg makes 3 and 4/7 math problems in 7/13 of an hour. How many math problems can she make per hour? (Hint: answer is in 49ths)

6 31/49

200

Ryan did 48% more 2026 math problems today than he did yesterday. Write an equation to show the relationship between Ryan's problem-solving yesterday (y) and today (t)

t=1.48y

200

Ella sells miniature rubber cheese things, and she marks them down by 27%. At this sale, her miniature rubber cheese things cost $28.92. What is their original price?

$39.62

300

Mr. Walker buys 3.9 pounds of Xavier's Delicious Noodles for $68.34. What are 2 unit rates you can find?

$17.52 per pound. And 0.057 pounds per dollar.

300

Bella bought a STANLEY water bottle that had been marked down by 49% from the original price. Write an equation to show the relationship between the original price(o) and the new price(n). Use your equation to find the OG price if the new price is $45.76.

n=0.51o. $89.73.

300

Max buys a shirt that originally costs $52.05. It is on sale for 31% off. He has to pay a 7% tax on the sale price. What is the final price?

$38.70

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