Algebra
Properties of Arithmetic
\[ \large \frac{ \color{green}{2013} \times \color{blue}{2014} -\color{green}{2013} \times \color{red}{1392}} { \color{blue}{2014} - \color{red}{1392} }= \ \color{brown} ? \]
by
safa m
\[ \left ( 1 + \frac{1}{ \color{red}{4}} \right ) \left ( 1 + \frac{1}{\color{red}{5}} \right ) \left ( 1 + \frac{1}{\color{red}{6}} \right ) \left ( 1 + \frac{1}{\color{red}{7}} \right ) \]
Evaluate the expression above.
by
Chung Kevin
\[\Large \sqrt{\color{purple}{9999} \times \color{purple}{9999}+\color{green}{19999}} = \ \color{fuchsia} ? \]
by
Luye Xue
\[ \large \left (\color{red}4 + \color{blue}5 - \color{green}3 \times \color{purple}6 \div \color{brown}2 \right )^0 + \color{grey}1 = \ ? \]
by
Juliet Hanson
What is \(a - (a - b - a - c + a) - b + c?\)
by
Anuj Shikarkhane