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

What is the process to add $$\frac{3}{8} + \frac{2}{4}$$ ?

Convert $$\frac{2}{4}$$ to $$\frac{4}{8}$$ , then add: $$\frac{3}{8} + \frac{4}{8} = \frac{7}{8}$$ .

What is an example of an incorrect multiple of 7?

22 is an incorrect multiple of 7.

What is the formula for adding fractions?

The formula is: $$\frac{a}{b} + \frac{c}{d} = \frac{a \cdot d + b \cdot c}{b \cdot d}$$ .

What is the importance of simplifying fractions?

Simplifying fractions makes them easier to understand and work with.

What does it mean to convert fractions to have a common denominator?

It means adjusting the fractions so they share the same denominator, allowing for direct addition.

How do you check if your answer for adding fractions is correct?

You can check by converting the sum back to the original fractions and ensuring they equal the same value.

What is the relationship between the numerator and denominator in a fraction?

The numerator indicates how many parts are taken, while the denominator indicates how many equal parts the whole is divided into.

Add fractions with unlike denominators Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a fraction?

Back

2.

FLASHCARD QUESTION

Front

What does it mean to add fractions with unlike denominators?

Back

It means to find a common denominator before adding the fractions.

3.

FLASHCARD QUESTION

Front

What is a common denominator?

Back

A common denominator is a number that is a multiple of the denominators of two or more fractions.

4.

FLASHCARD QUESTION

Front

How do you find the least common denominator (LCD) of 2/3 and 3/4?

Back

The least common denominator of 2/3 and 3/4 is 12.

5.

FLASHCARD QUESTION

Front

Back

The first step is to find a common denominator, which is 15.

6.

FLASHCARD QUESTION

Front

Back

7.

FLASHCARD QUESTION

Front

Back

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