Understand and use standard mathematical formulae; rearrange formulae to change the subject

1. Truth Quest - Given an algebraic expression, determine other consequent relationships
2. Truth Quest - Given an algebraic expression, determine other consequent relationships
3. Truth Quest - Given an algebraic expression, determine other consequent relationships
4. Frogmaths with Leela - Solve simultaneous eqns by substitution
5. Frogmaths with Leela - Solve simultaneous eqns by substitution
6. Dr Dan's Number Operations - Operate on both sides of an equation
7. Dr Dan's Number Operations - Operate on both sides of an equation
8. Dr Dan's Number Operations - Operate on both sides of an equation
9. Dr Dan's Number Operations - Operate on both sides of an equation
10. Dr Dan's Number Operations - Operate on both sides of an equation
11. Dr Dan's Number Operations - Operate on both sides of an equation
12. Truth Quest - Given an algebraic expression, determine other consequent relationships
13. Frogmaths with Leela - Solve simultaneous eqns by substitution
14. Frogmaths with Leela - Solve simultaneous eqns by substitution
15. Frogmaths with Leela - Solve simultaneous eqns by substitution
16. Frogmaths with Leela - Solve simultaneous eqns by substitution