What Should You Expect From This Lesson?

At the end of this lesson you will be able to: Substitution [1] Use simple formulae by substituting numbers for the unknown including brackets and fractions. [2] Solve problems leading to solution of linear equation in one unknown. Using the Calculator: [3] Use a calculator to work out positive integral indices.

How To Carry Out This Lesson At Home:

Lesson [1] Use simple formulae by substituting numbers for the unknown including brackets and fractions.

Watch the following video:
https://www.youtube.com/watch?app=desktop&v=QoI0sgZnz8o&feature=emb_logo

Suggested Practice:
Worksheet pack – Worksheets 1 and 2 (document attached in the resources section)

Check your answers (document attached in the resources section)

Lesson [2] Using simple formulae by substituting numbers for the unknown – harder examples

Watch the following video:
https://www.youtube.com/watch?app=desktop&v=C2xJbUlC5AA

Suggested Practice:
Worksheet pack – Worksheet 3 (document attached in the resources section)

Check your answers (document attached in the resources section)

Lesson [3] Solve problems leading to solution of linear equation in one unknown.

Watch the following video:
https://www.youtube.com/watch?app=desktop&v=r20kP4qdcZU

Suggested Practice:
Worksheet Pack – Worksheet 4

Check your answers (document attached in the resources section)

Acknowledgments Ms Sarah Wetz – St. Clare College Secondary Pembroke