# mathematics

##### Across
1. 3. fraction is a fraction where the numerator, denominator, or both contain a fraction.
2. 6. two or more non-zero denominators is the smallest whole number that is divisible by each of the denominators.
3. 9. says how many times to use that number in a multiplication.
4. 10. 2 numbers is the smallest number that they both divide evenly into.
5. 12. coefficient is defined as a fixed number that is multiplied to a variable.
6. 15. is a number on its own, or sometimes a letter such as a, b or c to stand for a fixed number.
7. 16. numbers is a real number that cannot be expressed as a ratio of integers, i.e. as a fraction.
8. 18. numbers which follow each other in order, without gaps, from smallest to largest.
9. 19. is a quantity that may change within the context of a mathematical problem or experiment.
10. 20. To factor a number means to break it up into numbers that can be multiplied together to get the original number.
11. 22. Number can be divided evenly only by 1, or itself. And it must be a whole number greater than 1.
##### Down
1. 1. is a number that is bigger than zero. It can be written with a "+" symbol in front of it, or just as a number.
2. 2. expression is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators
3. 4. solving may include mathematical or systematic operations and can be a gauge of an individual's critical thinking skills.
4. 5. a numerical quantity that is not a whole number.
5. 7. is a squared (multiplied by itself) number subtracted from another squared number