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Last updated on March 13th, 2025
It is a simple question on decimal conversion. Firstly, we have to learn fractions and decimals. A fraction represents a part of a whole. It has two parts: the numerator (number on the top), here, 8 represents how many parts out of the whole, and 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 period (.) to separate the whole part from the fractional part. The numbers to the left of the decimal point represent the whole, and those to the right represent the fractional part.
-2 8/9 in decimals can be written as -2.8888... It is a recurring decimal, meaning it will repeat the same digit infinitely.
To convert -2 8/9 into a decimal, we will use the division method for the fractional part. Here, as 8 is smaller than 9, we will perform the division to get the decimal representation. Let's see the step-by-step breakdown of the process:
Step 1: Identify the whole number, numerator, and denominator. The whole number is -2, the numerator (8) will be taken as the dividend, and the denominator (9) will be taken as the divisor.
Step 2: As 8 is smaller than 9, it can't be divided directly, so we use decimals. We add a decimal point in the quotient place and make the dividend 80.
Step 3: Now, divide 80 by 9. Let's see how many times 9 fits into 80.
Step 4: 80 is not a multiple of 9, so we look for the nearest number, which is 9 × 8 = 72. We write 8 in the quotient place and subtract 72 from 80, which gives 8.
Step 5: Bring down another 0 in the dividend place, making it 80, and then repeat the division process. The division process continues with the remainder never reaching 0, resulting in a recurring decimal.
The answer for -2 8/9 as a decimal will be -2.8888...