Unit 1

3. when adding or multiplying three or more numbers, you can group them in different ways (using parentheses) without changing the final answer
5. order of operation
7. is the same as, total, match, come up to, will be, result
9. all numbers that can be represented on a number line, including both rational and irrational numbers
10. that adding 0 or multiplying by 1 doesn't change a number
11. the numbers can be moved or swapped from their position without making any difference to the answer (add/multiply)
12. taking number in front of a parentheses and multiplying it to what is inside the parentheses
13. factor, double, product, twice, times, area
15. number that is not attached to any variable (letter)
16. reduce, loss, less, minus, fewer, less than, decrease

1. is any number attached to a x (or any variable)
2. front number attached to the highest x-exponent (x^2, etc.)
4. the sum of,the difference of, the quantity
6. fraction, quotient,- half, per, parts, ratio, out of
8. add, plus, sum, total, join, more than, more, increase, together, combined
9. Fractions, Decimals, Terminating Decimals, Integers, Whole Numbers, Natural Numbers
14. a real number that cannot be expressed as a ratio of two integers (a fraction) and whose decimal representation is non-terminating and non-repeating