Across
- 9. also called a "star," is used for a number of different purposed in mathematics
- 10. appears as a line or slash separating two numbers, one below the other
- 11. one of the four arithmetic operations along with addition, multiplication and division.
- 12. a number that consists of a whole and a fractional part
- 15. It is used to perform the addition between two given values
- 16. a number or ratio expressed as a fraction of 100
- 17. a number is the factor that we can multiply by itself to get that number.
- 18. one of the four basic operations of arithmetic, the other three being subtraction, multiplication and division.
- 19. one of the four elementary mathematical operations of arithmetic, with the other ones being addition, subtraction, and division.
Down
- 1. the eighteenth letter of the Greek alphabet.
- 2. denotes multiplication, a process of repeated addition.
- 3. shows how many times one number contains another.
- 4. a polygon with three edges and three vertices
- 5. is the fifth letter of the Greek alphabet
- 6. another form of grouping, often used to clarify or emphasize parts of an expression.
- 7. used as a root of negative 1 to denote complex numbers
- 8. indicates equality, showing that the two sides of an equation have the same value.
- 13. one of the four basic operations of arithmetic. The other operations are addition, subtraction, and multiplication
- 14. a mathematical object used to count, measure, and label.
- 15. says how many times to use the number in a multiplication