Write the letter of the matching definition next to each term.
1. addition
A. Coins and bills used to buy things
2. subtraction
B. A numerical quantity measured or assigned or computed
3. difference
C. The smallest whole number or a numeral representing this number (plural)
4. pyramid
D. Something that is oriented ___
5. graph
E. An instance or single occasion for some event
6. shapes
F. The cardinal number that is the sum of nine and one (plural)
7. tens
G. A polyhedron having a polygonal base and triangular sides with a common vertex
8. ones
H. The spatial arrangement of something as distinct from its substance (plural)
9. value
I. Any of various ___ drafting instruments used to draw straight lines at specified angles (plural)
10. time
J. A particular environment or walk of life
11. clock
K. Device that shows the time
12. fraction
L. Something that is oriented ___
13. money
M. An arithmetic operation in which the difference between two numbers is calculated
14. faces
N. A visual representation of the relations between certain quantities, represented as points
15. edges
O. A line determining the limits of an area (plural)
16. grouping
P. A component of a mixture that has been separated by a ___ process
17. digit
Q. An attribute of a shape or relation
18. chart
R. The front of the human head from the forehead to the chin and ear to ear (plural)
19. triangles
S. A parallelogram with four equal sides
20. sphere
T. A quantity that is added
21. horizontal
U. The length of breadth of a finger used as a linear measure
22. vertical
V. The quality of being unlike or dissimilar
23. diamond
W. Any number of entities considered as a unit
24. symmetry
X. A listing of best-selling recorded music