Recognise like terms and add and subtract them to simplify algebraic expressions, eg 2n + 4m + n = 4m + 3n

1. Funky Frank's Algebra - Collect like terms
2. Funky Frank's Algebra - Collect like terms
3. Truth Quest - Given an algebraic expression, determine other consequent relationships
4. Truth Quest - Given an algebraic expression, determine other consequent relationships
5. Altogether Alien - Simplify algebraic expressions by collecting like terms
6. Mr Snags's Garden 4 - Identify the algebraic expression that describes a given relationship
7. Altogether Alien - Simplify and expand algebraic expressions
8. Sam Simplifies - Simplify an algebraic expression
9. Pirate Pete's Problem - Solve simultaneous eqns by addition
10. Pirate Pete's Problem - Solve simultaneous eqns by subtraction
11. Alien Algebra - algebraic expression, true/false
12. Alien Algebra - algebraic expression, true/false
13. Tri-time! 3 - select correct expression for perimeter of given equilateral triangle
14. Tri-time! 2 - select correct expression for perimeter of given equilateral triangle
15. Tri-time! 1 - select correct expression for perimeter of given equilateral triangle