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Last updated on March 11th, 2025

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31/9 as a Decimal

Professor Greenline Explaining Math Concepts

It is a simple question on decimal conversion. Firstly, we have to learn fractions and decimals. A fraction represents a part from the whole. It has two parts: numerator (number on the top) here, 31 represents how many parts out of the whole. The denominator (number below) shows how many parts make the whole, here it is 9. A decimal is a way to represent a number that is not whole, using a (.) or a decimal to separate the whole part from the fraction part. The numbers to the left of the decimal point represent the whole, and those to the right represent the fractional part.

31/9 as a Decimal for Indonesian Students
Professor Greenline from BrightChamps

What is 31/9 as a decimal?

31/9 as a decimal

 

Answer

 

31/9 in decimals can be written as 3.4444….. It is a recurring decimal, showing it will repeat the same digit infinitely.

 

Explanation

 

To get 31/9 in decimal, we will use the division method. Here 31 is larger than 9, so we can directly divide. Let's see the step-by-step breakdown of the process:

 

Step 1: Identify the numerator and denominator because the numerator (31) will be taken as the dividend and the denominator (9) will be taken as the divisor.

 

Step 2: Divide 31 by 9. 9 goes into 31 three times (3 × 9 = 27). Subtract 27 from 31, which gives 4. Step 3: Bring down a 0 and make 4 as 40, then divide by 9.

 

Step 4: 40 is not a multiple of 9, so we look for the nearest number that is 9 × 4 = 36. We will write 4 in the quotient place and subtract 36 from 40, which gives 4.

 

Step 5: Bring down another 0 in the dividend place and make 4 as 40 and then repeat the division process. The division process continues, as we don't get the remainder as 0. This process is called a recurring decimal.

 

The answer for 31/9 as a decimal will be 3.4444……

Professor Greenline from BrightChamps

Important Glossaries for 31/9 as a decimal

  • Fraction: A numerical quantity that is not a whole number, representing a part of a whole.

 

  • Decimal: A number that uses the base ten and includes a decimal point to separate the whole part from the fractional part.

 

  • 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.

 

  • Recurring Decimal: A decimal in which a sequence of digits repeats infinitely.
Professor Greenline from BrightChamps

About BrightChamps in Indonesia

At BrightChamps, math questions are more than simple exercises—they open up countless possibilities! Our mission is to support kids across Indonesia in developing key skills like today’s focus on the 31/9 as a Decimal, with particular attention on decimal conversions—in a fun, engaging, and easy-to-understand way. Whether your child is figuring out the speed of a roller coaster at Dunia Fantasi, keeping score in a local badminton game, or managing their allowance to buy gadgets, mastering math builds their confidence to tackle daily challenges. Our interactive lessons make learning both fun and easy. Since children in Indonesia learn differently, we tailor our approach to meet their individual styles. From the lively streets of Jakarta to the gorgeous beaches of Bali, BrightChamps makes math relevant and exciting throughout Indonesia. Let’s make decimal conversions a fun part of every child’s learning journey!
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