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Last updated on March 4th, 2025
It is a simple question on decimal conversion. Firstly, we have to learn fractions and decimals. A fraction represents a part of the whole. It has two parts, numerator (number on the top) here, 13 represents how many parts out of the whole. The denominator (number below) shows how many parts make the whole, here it is 15. 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.
13/15 in decimals can be written as 0.8666... It is a recurring decimal, showing it will repeat the same digit infinitely.
To get 13/15 in decimal, we will use the division method. Here as 13 is smaller than 15, we will take help of the decimal method, which will give us 0.8666. Let's see the step-by-step breakdown of the process:
Step 1: Identify the numerator and denominator because the numerator (13) will be taken as the dividend and the denominator (15) will be taken as the divisor.
Step 2: As 13 is smaller than 15, it can't be divided. Here, we will take the help of decimals. We will add 0 to the dividend, which will make 13 as 130 and add a decimal point in the quotient place.
Step 3: Now that it is 130, we can divide it by 15. Let's see how many times 15 makes 130.
Step 4: 130 is not a multiple of 15, so we will look for the nearest number, which is 15 × 8 = 120. We will write 8 in the quotient place and subtract 120 from 130, which gives 10.
Step 5: Bring down another 0 in the dividend place and make 10 as 100, then repeat the division process.
Step 6: 15 goes into 100 six times (15 × 6 = 90). Write 6 in the quotient and subtract 90 from 100, which gives 10.
Step 7: Repeat the process to get more decimal places. The division process continues without the remainder reaching 0. This process is called a recurring decimal.
The answer for 13/15 as a decimal will be 0.8666...