Prefix Suffix

What is a prefix?

• A letter or group of letters that can be added to the beginning of a word to change its meaning

• A type of mathematical operation

• A letter or group of letters that can be added to the end of a word to change its meaning

• A type of punctuation mark used in writing

What is the symbol for the base unit of length?

• m

• g

• L

• kg

How should prefixes be written as symbols?

• Use abbreviation with -s or -es in plural form

• No space between prefix and metric base

• Use lowercase and uppercase interchangeably

• Put space between units and number

What is the meaning of the prefix 'centi'?

• Millionth and millions prefix

• Thousandth and thousands prefix

• Tens and tenth prefix

• Hundreds and hundredth prefix

How should 'kilogram' be written as a modifier?

• With an apostrophe (') between the number and the unit name

• With a space between the number and the unit name

• With a hyphen (-) between the number and the unit name

• With a comma (,) between the number and the unit name

Choose the correct notation!

• 12kg

• 12 kgs

• 12-kg

• 12 kg

Rudy bought 12-kilogram of rice. He divided it into 4 sacks. How many kilogram of rice in each sack?

• 4 kg
• 4 kgs

• 4-kilograms

• four-kilogram

Rudy bought 12-kilogram of rice. He divided it into 4 sacks. How many kilogram of rice in each sack?

• 4 kg
• 4 kgs

• 4-kilograms

• four-kilogram