General Skills

Shopping and Spending with Percentages

You will use percentages to make smart money decisions on real purchases: discounts, sales tax, tips, and markups. You will calculate each operation cleanly and then combine a discount with a tax in a single purchase, always working from the correct base at each step.

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6 lessons

21 practices

1 hour

Computing with Numbers

Course details

Discounts and Sale Prices

Preview

Complete The Sale Price Statements

Find The Discount Amount

Finding Sale Prices

Explain The Discount Comparison

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Abbey Helterbran

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Jonathan Miller

Senior Machine Learning Engineer

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I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

Shopping and Spending with Percentages

Course details

Unit 14 practices16 min

Unit 23 practices13 min

Unit 33 practices13 min

Unit 44 practices16 min

Unit 53 practices13 min

Unit 64 practices16 min

Turn screen time into skills time

Join the 1M+ learners on CodeSignal

From our community

From our community