Math Vocabulary 7th Grade

1. a fraction in which the numerator is a fraction, the denominator is a fraction, or both the numerator and the denominator are fractions.
6. the number that is divided by another number.
7. the relationship between two quantities when one quantity is a constant multiple of the other quantity.
10. the amount of space inside a closed two-dimensional figure.
13. decimals that end, or end in repeating decimals.
15. a line segment that goes through the center of a circle and has endpoints on the circle.
16. a set of whole numbers and their opposites.
18. the second number in an ordered pair.
21. a ratio that tells the number of units of one quantity for 1 unit of another quantity.
23. (0,0).
24. multiplying each term in a sum or difference
26. the first number in an ordered pair.
28. a number that can be expressed as the fraction a/b where a and b are integers and b cannot equal 0.
29. a way to compare two quantities when there are A units of one quantity for every B units of the other quantity.
30. the distance around the outside of a circle.
31. the factor you multiply all the side lengths in a figure by to make a scale copy.

2. a pair of numbers, (x,y), that describes the location of a point in the coordinate plane.
3. two ratios that express the same comparison.
4. a line segment from the center of the circle to any point on the circle.
5. a drawing in which the measurements correspond to the measurements of the actual object by the same scale.
8. tells the relationship between a length in a drawing, map, or model to the actual length.
9. the numerical part of the rate.
11. the number by which another number is divided.
12. two numbers whose sum is zero.
14. a two-dimensional shape in which every point is the same distance from the center.
17. the unit rate in a proportional relationship.
19. a number's distance from 0 on any given line.
20. circumference over diameter
22. a two-dimensional space formed by two perpendicular number lines called axes.
25. decimals that repeat the same digit or sequence of digits forever.
27. length in one direction.
28. a/b turns into b/a.