Exploring Adding and Subtracting Rational Expressions

The video tutorial introduces the prefix 'pre', explaining that it means 'before'. It provides examples like 'pretest', 'prearrange', and 'prejudge', illustrating how the prefix alters the meaning of words. The tutorial concludes with practice exercises for students to apply their understanding of the prefix 'pre'.

What does the prefix 'pre' mean?

• End

• After

• During

• Before

What happens to the meaning of a word when 'pre' is added to it?

• It becomes negative

• It indicates something happening after

• It indicates something happening before

• It becomes a noun

What is a 'pretest'?

• A test taken during learning

• A test taken without learning

• A test taken after learning

• A test taken before learning

If you 'pre-arrange' a room, what are you doing?

• Arranging it before an event

• Arranging it after an event

• Arranging it during an event

• Not arranging it at all

What does it mean to 'prejudge' something?

• Not judging it at all

• Judging it during knowing it

• Judging it without knowing it

• Judging it after knowing it

What will you be doing today according to the practice exercise?

• Using words without the prefix 'pre'

• Writing essays

• Reading a book

• Using words with the prefix 'pre' to complete sentences

What does 'preview' mean?

• To view something before

• To view something during

• To view something after

• To not view something at all