Practice questions
Challenge questions
Expressions combining squares, cubes and arithmetic — order of operations applies
Word problems
Real-life contexts — read carefully and identify the calculation needed
Squares and cubes
\(n^2 = n\times n\) · \(n^3 = n\times n\times n\)
Learn squares to \(15^2=225\) and cubes to \(5^3=125\) — they appear constantly in higher topics.