Fractions fundamentals flashcards

Question 1

What is the numerator and what is the denominator in $\frac{a}{b}$?

Accepted Answer

Numerator: $a$ (how many parts). Denominator: $b$ (how many equal parts make the whole), with $b
eq 0$.

Question 2

Create an equivalent fraction to $\frac{3}{7}$ by multiplying numerator and denominator by 4.

Accepted Answer

$\frac{3}{7}=\frac{3\cdot 4}{7\cdot 4}=\frac{12}{28}$.

Question 3

Compare $\frac{5}{6}$ and $\frac{7}{9}$ using a common denominator.

Accepted Answer

LCD$(6,9)=18$. $\frac{5}{6}=\frac{15}{18}$ and $\frac{7}{9}=\frac{14}{18}$, so $\frac{5}{6}>\frac{7}{9}$.

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