What is the reciprocal of a fraction?

To find the reciprocal of a fraction, flip the numerator and denominator.

If you have $$\frac{3}{4}$$ and you want to divide it by $$\frac{1}{2}$$ , what do you do?

$$\frac{3}{4} \div \frac{1}{2} = \frac{3}{4} \times \frac{2}{1} = \frac{3 \times 2}{4 \times 1} = \frac{6}{4} = \frac{3}{2}$$ .

What is the first step in dividing fractions?

Identify the fraction you want to divide and the fraction you are dividing by.

What is $$\frac{5}{6}$$ divided by 2?

$$\frac{5}{6} \div 2 = \frac{5}{6} \times \frac{1}{2} = \frac{5}{12}$$ .

If you have $$\frac{1}{3}$$ of a pizza and you want to share it with 3 friends, how much does each friend get?

$$\frac{1}{3} \div 3 = \frac{1}{3} \times \frac{1}{3} = \frac{1}{9}$$ .

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

Multiply the whole number by the reciprocal of the fraction.

If you divide $$\frac{2}{5}$$ by $$\frac{3}{10}$$ , what is the result?

$$\frac{2}{5} \div \frac{3}{10} = \frac{2}{5} \times \frac{10}{3} = \frac{20}{15} = \frac{4}{3}$$ .

What is the importance of understanding how to divide fractions?

It helps in solving real-life problems involving parts of a whole, such as cooking, sharing, and measuring.

Divide Fractions Homework Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the rule to remember when dividing fractions?

Back

Keep, Change, Flip (Reciprocal).

2.

FLASHCARD QUESTION

Front

What is the reciprocal of 2?

Back

3.

FLASHCARD QUESTION

Front

What is the reciprocal of 5?

Back

4.

FLASHCARD QUESTION

Front

If Brenda has 5/6 of a pie to divide among 4 people, what fraction of a pie does each person get?

Back

5.

FLASHCARD QUESTION

Front

How many slices are there in 6 pies if each slice is 1/8 of a pie?

Back

6 pies × 8 slices/pie = 48 slices.

6.

FLASHCARD QUESTION

Front

What does 'reciprocal' mean in mathematics?

Back

The reciprocal of a number is 1 divided by that number.

7.

FLASHCARD QUESTION

Front

How do you divide fractions?

Back

Multiply by the reciprocal of the divisor.

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