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 first step in subtracting $$\frac{1}{3} - \frac{1}{8}$$ ?

Find a common denominator, which for $$3$$ and $$8$$ is $$24$$ .

What is the result of $$\frac{1}{3} - \frac{1}{8}$$ ?

The result is $$\frac{5}{24}$$ .

What is the result of $$\frac{8}{5} - \frac{2}{5}$$ ?

The result is $$\frac{6}{5}$$ .

How do you convert $$\frac{1}{4}$$ to have a denominator of $$16$$ ?

Multiply both the numerator and denominator by $$4$$ : $$\frac{1 \times 4}{4 \times 4} = \frac{4}{16}$$ .

What is the result of $$\frac{7}{16} + \frac{1}{4}$$ ?

The result is $$\frac{13}{16}$$ .

What is the process to find a common denominator for $$\frac{1}{2}$$ and $$\frac{2}{9}$$ ?

The least common multiple of $$2$$ and $$9$$ is $$18$$ .

What does it mean to simplify a fraction?

To simplify a fraction means to reduce it to its lowest terms by dividing the numerator and denominator by their greatest common divisor.

What is the greatest common divisor (GCD)?

The GCD is the largest number that divides two or more numbers without leaving a remainder.

Adding and Subtracting Fractions

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a fraction?

Back

2.

FLASHCARD QUESTION

Front

How do you add fractions with the same denominator?

Back

3.

FLASHCARD QUESTION

Front

How do you add fractions with different denominators?

Back

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

4.

FLASHCARD QUESTION

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

5.

FLASHCARD QUESTION

Front

How do you subtract fractions with the same denominator?

Back

6.

FLASHCARD QUESTION

Front

Back

7.

FLASHCARD QUESTION

Front

Back

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