- Use and interpret ab in place of a×b.
- Use and interpret 3y in place of y+y+y and 3×y.
- Use and interpret a2 in place of a×a, a3 in place of a×a×a, and a2b in place of a×a×b.
- Use and interpret ba in place of a÷b.
- Understand coefficients written as fractions rather than as decimals.
- Use and interpret brackets in algebraic expressions.