What happens when you multiply a number by its reciprocal?

The product of a number and its reciprocal is always 1.

What is the reciprocal of 0?

The reciprocal of 0 is undefined.

How do you find the reciprocal of a negative number?

The reciprocal of a negative number $$-n$$ is $$-\frac{1}{n}$$ .

What is the reciprocal of $$\frac{10}{5}$$ ?

$$\frac{5}{10}$$ or $$\frac{1}{2}$$ .

Reciprocals Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a reciprocal?

Back

The reciprocal of a number is 1 divided by that number. For example, the reciprocal of 5 is $\frac{1}{5}$ .

2.

FLASHCARD QUESTION

Front

What is the reciprocal of $\frac{4}{101}$ ?

Back

$\frac{101}{4}$ .

3.

FLASHCARD QUESTION

Front

What is the reciprocal of 22/3?

Back

$\frac{3}{22}$ .

4.

FLASHCARD QUESTION

Front

Find the reciprocal of $\frac{7}{11}$ .

Back

$\frac{11}{7}$ .

5.

FLASHCARD QUESTION

Front

What is the reciprocal of 6?

Back

$\frac{1}{6}$ .

6.

FLASHCARD QUESTION

Front

Find the reciprocal of $\frac{22}{1}$ .

Back

$\frac{1}{22}$ .

7.

FLASHCARD QUESTION

Front

If a number is represented as $x$ , what is its reciprocal?

Back

The reciprocal of $x$ is $\frac{1}{x}$ .

8.

FLASHCARD QUESTION

Front

What is the reciprocal of a whole number?

Back

The reciprocal of a whole number $n$ is $\frac{1}{n}$ .

9.

FLASHCARD QUESTION

Front

What is the reciprocal of a fraction $\frac{a}{b}$ ?

Back

The reciprocal of $\frac{a}{b}$ is $\frac{b}{a}$ .

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