7th Grade Math Vocabulary

2. The amount paid or earned for the use of money; the formula is I=prt
4. The set of all points that are the same distance from a given point called the center
7. The distance across a circle through its center
10. A rate with a denominator of 1
14. The multiplicative inverse of a number; the "flip"
16. A ratio that compares the change in a quantity to the original amount
18. The ratio of the distance on a map to the actual distance
19. An equation that shows two ratios are equivalent
20. The distance around a closed geometric figure

1. The product of the numerator of one ratio to the denominator of another ratio
3. The number of square units needed to cover the surface enclosed by a geometric figure
5. Numbers that can be written as fractions, including terminating and repeating decimals, and integers
6. The given point from which all points on a circle or sphere are the same distance
8. A ratio that compares two quantities with different kinds of units
9. The distance around a circle
11. A ratio that compares a number to 100
12. The distance from the center of a circle to any point on the circle
13. An additional amount of money charged on items that people buy
15. A comparison of two numbers by division
17. The amount by which the regular price of an item is reduced
19. The amount of investment or debt