Basic math symbol

3. a relationship between two quantities or, more generally two mathematical expressions, asserting that the quantities have the same value, or that the expressions represent the same mathematical object.
6. The symbol ≥
9. is a simple operation in which a number is divided.
10. a number or ratio that can be expressed as a fraction of 100
12. defined as an inequality used to compare two or more numbers, quantities or values. It is used when a quantity or number is bigger or larger than the second or rest quantities or numbers.
15. the act or process of multiplying
17. the number of units of mass of a contaminant per 1000 million units of total mass.
18. is the amount "left over" after performing some computation
19. a statement of an order relationship—greater than, greater than or equal to, less than, or less than or equal to—between two numbers or algebraic expressions.
20. the factor that we multiply by itself three times to get that number

1. it generally indicates a choice of exactly two possible values, one of which is obtained through addition and the other through subtraction.
2. a period, centered dot, or in some countries a comma at the left of a proper decimal fraction
4. are symbols, such as parentheses, that are most often used to create groups or clarify the order that operations are to be done in an algebraic expression
5. the process of finding the total, or sum, by combining two or more numbers.
7. The √ symbol that is used to denote square root or nth roots
8. anything that is similar, but not exactly equal, to something else.
11. a factor of a number that, when multiplied by itself, gives the original number.
13. a symbol written above and to the right of a mathematical expression to indicate the operation of raising to a power
14. are the familiar ( ) symbols used in pairs to group things together.
16. The division, fraction line, and slash symbols all mean divide