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Last updated on March 3rd, 2025
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: the numerator (the number on the top) here, 7 represents how many parts out of the whole. The denominator (the number below) shows how many parts make the whole, here it is 8. 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.
2 7/8 in decimals can be written as 2.875. It is a terminating decimal, meaning it does not repeat infinitely.
To get 2 7/8 in decimal, we will first convert the fractional part 7/8 into a decimal. Let's see the step-by-step breakdown of the process:
Step 1: Identify the numerator and denominator because the numerator (7) will be taken as the dividend and the denominator (8) will be taken as the divisor.
Step 2: As 7 is smaller than 8, we will use the decimal method. We will add 0 to the dividend, making it 70, and add a decimal point in the quotient place.
Step 3: Now that it is 70, we can divide it by 8. Let's see how many times 8 makes 70.
Step 4: 8 goes into 70 eight times because 8 × 8 = 64. Write 8 in the quotient place and subtract 64 from 70, resulting in 6.
Step 5: Bring down another 0 to make it 60, then divide by 8. The result is 7, since 8 × 7 = 56. Subtract 56 from 60 to get 4.
Step 6: Bring down another 0 to make it 40, then divide by 8. The result is 5, since 8 × 5 = 40. Subtract 40 from 40 to get 0. The process results in the decimal 0.875 for the fractional part.
Adding the whole number 2 gives us a final result of 2.875.