Math RBA

4. the science and study of quality, structure, space, and change (11)
6. represents a part of a whole or a ratio between quantities, written as a numerator (top number) over a denominator (bottom number). (9)
7. specific system of money, such as coins and banknotes, used in a country as a medium of exchange for goods and services. (8)
8. any whole numbers that can be positive, negative, or zero, and they do not include fractions or decimals. (8)
9. a way to write numbers that include parts of a whole, using a _____ point to separate the whole number part from the fractional part. (8)
11. a _____ compares two quantities of the same kind, expressed as a fraction (a/b) or with a colon (a:b) (5)
12. the square roots (√) of numbers that cannot be simplified into a whole or rational number. (5)
15. an equation stating that two ratios are equal (a:b :: c:d or a/b = c/d) (10)
17. ____ = Side x side (s*2)(3,2,1,6)
18. the process of finding a quick, approximate answer to a problem by rounding numbers to the nearest ten, hundred, or other convenient place value to simplify calculations.(10)
19. a small number written to the top-right of a base number (also called the power or exponent. (7)
20. the amount of space inside a two-dimensional shape, measured in square units like square meters or square feet. (4)

1. a² + b² = c² (10,7)
2. the smallest possible true value of a number before it is rounded (5,5)
3. a real number that cannot be expressed as a simple fraction (or ratio) of two integers (10,6)
5. scientific notation, a way to write very large or very small numbers as a product of a number between 1 and 10 and a power of 10. (8,4)
10. EG. a^m × a^n = a^(m+n), a^m / a^n = a^(m-n), (a^m)^n = a^(mn) (LAWS) (4,2,7)
13. any number that can be expressed as a fraction (8,6)
14. the largest possible true value of a number before it is rounded (5,5)
16. the total distance around the boundary of a closed, two-dimensional shape. (9)