Exploring Adding and Subtracting Rational Expressions

What is the purpose of a prefix in a word?

• To create a new word without changing the meaning

• To correct spelling errors

• To make the word longer

• To change the meaning of the word

What does the prefix 'pre' signify?

• Not

• Before

• Wrong

• After

What does 'preheat' mean?

• To heat without timing

• To heat before cooking

• To heat after putting food in

• To cool down before heating

What does the prefix 'dis' indicate?

• Before

• Not

• After

• Correct

If a product is 'discounted', what does it mean?

• It is unavailable

• It is sold at no cost

• It is sold for less than the original price

• It is overpriced

What does the prefix 'miss' imply?

• Not

• After

• Wrong

• Before

What does 'mistreat' mean?

• To not treat at all

• To treat before time

• To treat correctly

• To treat in a wrong way

Which word would belong in the 'miss' group?

• Preheat

• Mislead

• Discover

• Disable

Which word would belong in the 'pre' group?

• Misuse

• Prejudge

• Distrust

• Mistake

Which word would belong in the 'dis' group?

• Preview

• Misspell

• Discount

• Preplan