What is the least common denominator (LCD)?

The least common denominator is the smallest number that can be used as a common denominator for two or more fractions. For example, the LCD of $$\frac{1}{3}$$ and $$\frac{1}{4}$$ is 12.

How do you add fractions with different denominators?

To add fractions with different denominators, first find the least common denominator (LCD), convert each fraction to an equivalent fraction with the LCD, and then add the numerators. For example, $$\frac{1}{3} + \frac{1}{4} = \frac{4}{12} + \frac{3}{12} = \frac{7}{12}$$ .

What is the formula for multiplying a whole number by a fraction?

To multiply a whole number by a fraction, convert the whole number to a fraction by putting it over 1, then multiply. For example, $$2 \times \frac{3}{4} = \frac{2}{1} \times \frac{3}{4} = \frac{6}{4} = \frac{3}{2}$$ .

What is a visual model for fractions?

A visual model for fractions can include pie charts, bar models, or number lines that show how fractions represent parts of a whole.

How do you divide a fraction by a whole number?

To divide a fraction by a whole number, multiply the denominator of the fraction by the whole number. For example, $$\frac{1}{2} \div 3 = \frac{1}{2} \times \frac{1}{3} = \frac{1}{6}$$ .

What is the relationship between multiplication and division of fractions?

Multiplication and division of fractions are inverse operations. Multiplying two fractions gives a product, while dividing one fraction by another gives a quotient.

How do you represent fractions on a number line?

To represent fractions on a number line, divide the segment between two whole numbers into equal parts based on the denominator, and then mark the numerator's position.

What is the importance of understanding fractions?

Understanding fractions is essential for solving real-world problems, such as cooking, measuring, and dividing resources.

Multiplying and Dividing Fractions using Models Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number). For example, in the fraction 1/2, 1 is the part and 2 is the whole.

2.

FLASHCARD QUESTION

Front

How do you multiply fractions?

Back

3.

FLASHCARD QUESTION

Front

What does it mean to divide by a fraction?

Back

4.

FLASHCARD QUESTION

Front

What is the reciprocal of a fraction?

Back

5.

FLASHCARD QUESTION

Front

How do you simplify a fraction?

Back

6.

FLASHCARD QUESTION

Front

What is a mixed number?

Back

7.

FLASHCARD QUESTION

Front

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

Back

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