What is $$\frac{2}{5} \div 4$$ ?

$$\frac{2}{5} \div 4 = \frac{1}{10}$$ .

What is $$\frac{1}{3} \times \frac{2}{5}$$ ?

$$\frac{1}{3} \times \frac{2}{5} = \frac{2}{15}$$ .

A fraction represents a part of a whole and is expressed as $$\frac{a}{b}$$ , where 'a' is the numerator and 'b' is the denominator.

How do you multiply fractions?

To multiply fractions, multiply the numerators together and the denominators together: $$\frac{a}{b} \times \frac{c}{d} = \frac{a \times c}{b \times d}$$ .

What is a mixed number?

A mixed number is a whole number combined with a fraction, such as 2 1/2.

How do you convert a mixed number to an improper fraction?

To convert a mixed number to an improper fraction, multiply the whole number by the denominator and add the numerator: $$a \frac{b}{c} = \frac{a \times c + b}{c}$$ .

What is the process for dividing fractions?

To divide fractions, multiply by the reciprocal of the second fraction: $$\frac{a}{b} \div \frac{c}{d} = \frac{a}{b} \times \frac{d}{c}$$ .

What is the least common denominator (LCD)?

The least common denominator is the smallest multiple that two or more denominators share.

How do you add fractions with different denominators?

To add fractions with different denominators, find the least common denominator, convert the fractions, and then add the numerators.

What is the difference between a proper fraction and an improper fraction?

A proper fraction has a numerator smaller than the denominator (e.g., $$\frac{2}{3}$$ ), while an improper fraction has a numerator larger than or equal to the denominator (e.g., $$\frac{5}{3}$$ ).

What is the result of multiplying a fraction by a whole number?

To multiply a fraction by a whole number, multiply the numerator by the whole number and keep the same denominator: $$n \times \frac{a}{b} = \frac{n \times a}{b}$$ .

Multiplying and Dividing Fractions and Mixed Numbers Classwork Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the reciprocal of 9?

Back

2.

FLASHCARD QUESTION

Front

What is the simplest form of 3 2/7?

Back

The simplest form of 3 2/7 is 3 1/7.

3.

FLASHCARD QUESTION

Front

Back

4.

FLASHCARD QUESTION

Front

What is the quotient of 5 1/4 divided by 5?

Back

The quotient is 4.

5.

FLASHCARD QUESTION

Front

Back

6.

FLASHCARD QUESTION

Front

Define a fraction.

Back

7.

FLASHCARD QUESTION

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms, where the numerator and denominator have no common factors other than 1.

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