Week 2 Vocabulary

to join two or more numbers together to get one combined number known as the sum

• round

• inverse

• addition

• place value

how much a digit is worth depending on its place in a number (ones, tens, hundreds, etc.)

• addition

• place value

• round

• number line

changing a number to a different number that s close to it and easier to use

• number line

• round

• inverse

• addition

the property that states it does not matter how you group the numbers when you multiply

• God's Property

• community property

• mortgage property

• associative property

the property that states you can swap numbers around and still get the same answer when you add or multiply

• associates property

• neighbor's property

• commutative property

• rental property

a line with numbers placed in their correct location

• straight line

• number line

• inverse line

• first line

having the opposite effect (adding is the inverse of subtracting and multiplying is the inverse of dividing).

• reverse

• diverse

• converse

• inverse