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Last updated on March 17th, 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 (number on the top) here, -7 represents how many parts out of the whole. The denominator (number below) shows how many parts make the whole, here it is 5. A decimal is a way to represent a number that is not whole, using a (.) or a decimal point 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.
-7/5 in decimals can be written as -1.4. It is a terminating decimal, meaning it ends after a finite number of digits.
To convert -7/5 to a decimal, we will use the division method. Since 7 is greater than 5, we will directly divide 7 by 5 and adjust for the negative sign. 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 (5) will be taken as the divisor.
Step 2: Divide 7 by 5. Since 7 is greater than 5, we can divide directly.
Step 3: 5 goes into 7 once, which gives us 5 × 1 = 5.
Step 4: Subtract 5 from 7, which gives us a remainder of 2.
Step 5: Bring down a 0 to make it 20, and see how many times 5 fits into 20.
Step 6: 5 goes into 20 exactly 4 times, which gives us 5 × 4 = 20, with no remainder.
The answer for -7/5 as a decimal will be -1.4.