Alg 1A Vocab weeks 1-6

a mathematical phrase that includes numbers and operation symbols

numbers that can be written as a fraction

the number that is used as a repeated factor

the number that tells how many times the base number is used as a factor

a rate that has a denominator of one

a symbol, usually a letter, which represents one or more numbers

a number times a sum will equal the sum of 2 products

changing the grouping does not change the sum or the product

switching the order does not change the sum or product

operations that undo each other

any number multiplied by 0 will equal 0

natural number plus zero

the original number is not changed when adding 0 or multiplying by 1

mathematical phrase that can include numbers, variables, and operation symbols

1, 2, 3, 4, 5, ...

numbers that cannot be written as a fraction