Across
- 1. A number with no fractional part (no decimals).
- 2. triangle A triangle that has all angles less than 90° (90° is a Right Angle).
- 6. expression is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide).
- 7. rate How much of something per 1 unit of something else.
- 8. variable An "input" value of a function.
- 11. A number used to multiply a variable.
- 14. number Any number you can use for counting things: 1, 2, 3, 4, 5, ... (and so on).
- 16. variable The "output" value of a function.
- 17. A symbol for a number we don't know yet. It is usually a letter like x or y.
- 18. is a relationship between two numbers indicating how many times the first number contains the second.
Down
- 1. An term that says that two values are not equal.
- 3. Any of the ways we can combine things, when the order does not matter.
- 4. is the ratio between two related quantities.
- 5. angle An angle less than 90° (90° is called a Right Angle).
- 9. property multiplying a number by a group of numbers added together is the same as doing each multiplication separately.
- 10. inverse What you add to a number to get zero.
- 12. Numbers, symbols and operators (such as + and ×) grouped together that show the value of something.
- 13. value How far a number is from zero.
- 15. common factor The greatest number that is a factor of two (or more) other numbers.