- Addition, subtraction and relative numbers (3 exercices)
- Product (2 exercices)
- Priorities for operations with relative numbers (6 exercices)
- With square roots (1 exercice)
- Simplifying Fractions: Using the Greatest Common Divisor (6 exercices)
- Us-math: addition and subtraction (11 exercices)
- Us-math : mixed fractions (4 exercices)