1
																																2
																										3											4
																																	5
																									6
																																	7
																														8
							9
																			10
11
12

Across 2. 8 is a "blank" of 24 4. Parts of an expression or series separated by + or – signs 6. can be combined using addition an subtraction 7. The result of multiplying a set of numbers or expressions. 8. 2*2*2= 2 to the 3rd power 10. (a+b)+c = a+(b+c) 12. (2 * 3) * 4 = 2 * (3 * 4)

Down 1. 4 * (6 + 3) = 4*6 + 4*3 3. 4 * 2 = 2 * 4 5. x+y = y+x 9. mathematical notation indicating number of times quantity is multiplied by itself 11. positive integer equivalent to one in the next higher counting place