6.7D vocabulary

a(b+c) = ab + ac

when the numerator becomes the denominator and vice versa

the same in value or amount

a property of addition or multiplication which stays the same when the order is changed

the sum of any number and zero and the product of any number and one is equal to that number

a property of addition or multiplication in which the grouping does not change the outcome

a mathematical combination of numbers, operations and variables

opposite operations