# What is the negative reciprocal of /- 5?

Perpendicular Slope Example For example, if the slope of a line is -5, then the slope of a line perpendicular to this line would be the negative reciprocal of -5. To find the negative reciprocal of -5 (or -5/1), we first find its reciprocal by flipping the numerator and denominator to get -1/5.

## What is the reciprocal of 3/5 as a fraction?

Explanation: To find the reciprocal of a fraction, interchange the numerator and denominator. Hence, reciprocal of 3/5 is 5/3.

## What is the reciprocal of 2 7 as a fraction?

Reciprocal of 2/7 = 3.5 Tip: As you may have inferred from our tutorial above, you can quickly get the reciprocal of any fraction, such as 2/7, by switching the numerator and the denominator.

## Does flipping a fraction make it negative?

No, never. Flipping a fraction only affects the sign of the operation (from a division to a moltiplication) and switchs the numerator and the denominator of the second fraction. The minus sign (if you have it) remains, alway!

## What is the reciprocal of 3/4 as a fraction?

Reciprocal of 3/4 ≈ 1.333333333333 Tip: As you may have inferred from our tutorial above, you can quickly get the reciprocal of any fraction, such as 3/4, by switching the numerator and the denominator.

## What is the reciprocal of 1 2 as a fraction?

Explanation: To find the reciprocal of a fraction, interchange the numerator and denominator. Hence, reciprocal of 1/2 is 2.

## What is a reciprocal of 7?

Explanation. The reciprocal of any number is 1 divided by that number. Hence, the reciprocal of 7 is 1 divided by 7.

## What is a reciprocal of 3 10?

To find the reciprocal of 10/3, flip the numerator and denominator. The reciprocal = 3/10. If 4/7 of a number x is 84. What is the value of x?

## What is an inverse of a number?

What is an inverse? The inverse of a number A is 1/A since A * 1/A = 1 (e.g. the inverse of 5 is 1/5) All real numbers other than 0 have an inverse. Multiplying a number by the inverse of A is equivalent to dividing by A (e.g. 10/5 is the same as 10* 1/5)

## What is the reciprocal of 5 8 fraction?

Reciprocal of 5/8 = 1.6 Tip: As you may have inferred from our tutorial above, you can quickly get the reciprocal of any fraction, such as 5/8, by switching the numerator and the denominator.

## What is the inverse of 10?

The multiplicative inverse of 10 is 1/10. In general, the multiplicative inverse of a number is the reciprocal of that number.

## Is the reciprocal of 1?

The reciprocal of 1 is 1 itself. The reciprocal or multiplicative inverse is the number we have to multiply to obtain an answer equivalent to the multiplicative identity 1.

## What is the number above the fraction bar?

Numerator: The number above the fraction bar in a fraction; it tells how many equal parts. Denominator: The number below the fraction bar in a fraction; it tells the total number of equal parts.

## What is reciprocal in math?

The reciprocal of a number is the number you would have to multiply it by to get the answer 1. Another interesting point is that the reciprocal of a reciprocal is the original number.

## What is the reciprocal of 1 2 3 as a fraction?

The opposite reciprocal of 1 2/3 is -3/5. The first step in finding the reciprocal of 1 2/3 is to make 1 2/3 into a fraction, which would be 5/3. …

## What is the reciprocal of 2 9 in a fraction?

The reciprocal of 2 / 9 2/9 2/9 is 9 / 2 9/2 9/2, because that’s what we get when we flip the fraction upside down. Because the original fraction’s own sign is negative, we include that negative sign in the reciprocal as well.

## What is the reciprocal of 1 by 10?

To find the reciprocal, divide 1 by the number given. Simplify. Multiply the numerator by the reciprocal of the denominator. Multiply 10 10 by 1 1 .

## What is the opposite of 8?

Opposite of a number means its additive inverse, which means the number added to its additive inverse would be zero. Thus opposite of 8 is -8.

## What is the reciprocal of 7 by 12?

To find the reciprocal, divide 1 by the number given. Simplify. Multiply the numerator by the reciprocal of the denominator. Multiply 127 12 7 by 1 1 .

## What is the reciprocal of 7 9 in fraction form?

The reciprocal would be 16 . You just pretty much change the number to a fraction, the number is the denominator and 1 is the numerator. But if you want to find the reciprocal of a fraction, then you just switch the numerator and the denominator around. So the reciprocal of 79 is 97 !

## Why do we use reciprocals?

A number’s reciprocal is the upside down version of that number when it’s written as a fraction. Reciprocals are really helpful when it comes to dividing fractions. We can use reciprocals to turn fraction division into fraction multiplication.