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Last updated on March 13th, 2025

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1 3/7 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), which represents how many parts out of the whole, and denominator (number below), which shows how many parts make the whole. A decimal is a way to represent the 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.

1 3/7 as a Decimal for Thai Students
Professor Greenline from BrightChamps

What is 1 3/7 as a decimal?

1 3/7 as a decimal

 

Answer

 

1 3/7 in decimals can be written as 1.428571. It is a repeating decimal, showing it will repeat the same sequence of digits infinitely.

 

Explanation

 

To convert 1 3/7 to a decimal, we first convert the fractional part 3/7 into a decimal and then add it to the whole number 1. Let's see the step-by-step breakdown of the process:

 

Step 1: Identify the whole number and the fractional part. Here, the whole number is 1, and the fraction is 3/7.

 

Step 2: Convert the fraction 3/7 to a decimal by dividing the numerator by the denominator.

 

Step 3: Divide 3 by 7 to get the decimal.

 

Step 4: Since 3 is less than 7, we add a decimal point and bring down a zero to make it 30.

 

Step 5: 7 goes into 30 four times (7 × 4 = 28). Write 4 after the decimal point and subtract 28 from 30 to get 2.

 

Step 6: Bring down another 0 to make it 20. 7 goes into 20 two times (7 × 2 = 14). Write 2 in the quotient.

 

Step 7: Subtract 14 from 20 to get 6. Bring down another 0 to make it 60.

 

Step 8: 7 goes into 60 eight times (7 × 8 = 56). Write 8 in the quotient.

 

Step 9: Continue this process to get the repeating decimal 0.428571.

 

Step 10: Add this decimal to the whole number 1 to get 1.428571.

 

Thus, 1 3/7 as a decimal is 1.428571.

Professor Greenline from BrightChamps

Important Glossaries for 1 3/7 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.
     
  • Repeating Decimal: A decimal in which a sequence of digits repeats infinitely.
Professor Greenline from BrightChamps

About BrightChamps in Thailand

At BrightChamps, math questions go beyond simple problems—they open the door to endless opportunities! Our goal is to help children throughout Thailand master important skills, such as today’s focus on the 1 3/7 as a Decimal, with a special focus on decimal conversions—in a way that’s engaging, fun, and simple to follow. Whether your child is calculating the speed of a roller coaster at Dream World, tracking scores at a local football match, or managing their allowance to buy the latest gadgets, solid math skills give them the confidence to handle everyday tasks. Our lessons are designed to be interactive and enjoyable. Because children in Thailand have different learning styles, we customize our teaching to suit each one. From the busy streets of Bangkok to the tropical islands of Phuket, BrightChamps brings math to life, making it relatable and exciting across Thailand. Let’s make decimal conversions a fun part of every child’s math journey!
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