BrightChamps Logo
Hamburger Menu Icon for BrightChamps Website Navigation
Login
Creative Math Ideas Image
Live Math Learners Count Icon159 Learners

Last updated on May 26th, 2025

Math Whiteboard Illustration

15.5 out of 20 as a Percentage

Professor Greenline Explaining Math Concepts

Numbers can be categorized into different types, and percentages are a way of expressing numbers as a fraction of 100. Calculating percentages is essential in various fields for understanding proportions and comparisons. For example, converting a score of 15.5 out of 20 to a percentage allows us to understand the score in a standardized form. In this content, we are going to learn how to convert a fraction to a percentage.

15.5 out of 20 as a Percentage for Singaporean Students
Professor Greenline from BrightChamps

What is 15.5 out of 20 as a Percentage?

15.5 out of 20 as a percentage

Answer:

 

The percentage of 15.5 out of 20 is 77.5%.

 

Explanation:

 

Converting a fraction to a percentage can be done easily by following these steps:

 

Step 1: Divide the numerator by the denominator to get a decimal. Here, divide 15.5 by 20. 15.5 ÷ 20 = 0.775

 

Step 2: Multiply the decimal result by 100 to convert it to a percentage. 0.775 × 100 = 77.5

 

Hence, 15.5 out of 20 is equivalent to 77.5%.

Professor Greenline from BrightChamps

Important Glossaries for 15.5 out of 20 as a Percentage

  • Percentage: A fraction expressed as a part of 100.

 

  • Fraction: A numerical quantity representing a part of a whole, expressed as p/q.

 

  • Numerator: The top part of a fraction, indicating how many parts of the whole are being considered.

 

  • Denominator: The bottom part of a fraction, showing how many parts make up a whole.

 

  • Decimal: A number that represents a fraction in a base ten format, often used as an intermediary step in percentage calculations.
Professor Greenline from BrightChamps

About BrightChamps in Singapore

At BrightChamps, we know math questions are more than just numbers—they open up a world of opportunities! Our goal is to help children in Singapore master essential math skills, focusing today on the 15.5 out of 20 as a Percentage and percentage conversions—in a fun, engaging, and simple-to-understand way. Whether your child is figuring out roller coaster speeds at Universal Studios Singapore, tracking football match scores, or managing their allowance for new gadgets, mastering math builds confidence for daily life. Our interactive lessons make learning both easy and enjoyable. Because Singaporean kids learn in diverse ways, we tailor lessons to each child’s style. From city streets to scenic gardens, BrightChamps brings math to life, making it relatable and exciting across Singapore. Let’s make percentage conversions a fun part of your child’s math journey!
INDONESIA - Axa Tower 45th floor, JL prof. Dr Satrio Kav. 18, Kel. Karet Kuningan, Kec. Setiabudi, Kota Adm. Jakarta Selatan, Prov. DKI Jakarta
INDIA - H.No. 8-2-699/1, SyNo. 346, Rd No. 12, Banjara Hills, Hyderabad, Telangana - 500034
SINGAPORE - 60 Paya Lebar Road #05-16, Paya Lebar Square, Singapore (409051)
USA - 251, Little Falls Drive, Wilmington, Delaware 19808
VIETNAM (Office 1) - Hung Vuong Building, 670 Ba Thang Hai, ward 14, district 10, Ho Chi Minh City
VIETNAM (Office 2) - 143 Nguyễn Thị Thập, Khu đô thị Him Lam, Quận 7, Thành phố Hồ Chí Minh 700000, Vietnam
Dubai - BrightChamps, 8W building 5th Floor, DAFZ, Dubai, United Arab Emirates
UK - Ground floor, Redwood House, Brotherswood Court, Almondsbury Business Park, Bristol, BS32 4QW, United Kingdom