# mathematics

##### Across
1. 3. is a number on its own, or sometimes a letter such as a, b or c to stand for a fixed number.
2. 6. says how many times to use that number in a multiplication.
3. 8. is the greatest factor that divides two numbers.
4. 9. two or more non-zero denominators is the smallest whole number that is divisible by each of the denominators.
5. 11. numbers is a real number that cannot be expressed as a ratio of integers, i.e. as a fraction.
6. 12. numbers which follow each other in order, without gaps, from smallest to largest.
7. 14. test of factoring is used to factor polynomials of the form Ax� + Bx + C. A, B, and C represent constants and x is the variable.
8. 15. solving may include mathematical or systematic operations and can be a gauge of an individual's critical thinking skills.
9. 16. the number above the line in a common fraction showing how many of the parts indicated by the denominator are taken, for example, 2 in 2/3.
10. 18. number is any number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q.