Answer all the questions below and press submit to see how many you got right.
Denominator : The denominator of a fraction $\frac{a}{b}$ is the number $b$ below the fraction bar.
Fraction : A fraction is a number that can be written as $\frac{a}{b}$ with an integer $a$ and a natural numbers $b.$ A fraction $\frac{a}{b}$ is the result of the division $a\div b.$ Examples of fractions are $\frac{1}{2}, -\frac{2}{3}$ and $\frac{3}{2}.$
Number : A number $x$ is a mathematical symbol representing a quantity.
Numerator : The numerator of a fraction $\frac{a}{b}$ is the number $a$ above the fraction bar.
What is the numerator in the fraction $\frac{4}{13}?$
Division : Division is the mathematical operation that divides objects equally into groups. More generally $x\div y$ is defined as the number that if multiplied by $y$ equals $x.$
$5\div 15 = \frac{?}{15}$
Quarter : One quarter is the number $\frac{1}{4}=0.25.$
A pizza is cut into $4$ equal sized pieces of size $\frac{1}{x}.$ What is $x?$