Flashcards in Unit 3 Vocabulary Deck (16):

1

## A number expressed in the form of a/b (a over b) where a is a whole number and b is a positive whole number.

### Fraction

2

## Two fractions that have the same value, but have different numerators and denominators; the two fractions always simplify to the same fraction.

### Equivalent Fractions

3

## A comparison of two numbers using division. The comparison of a to b (where b cannot be zero) can be written as a to b, a/b, or a:b.

### Ratio

4

## A fraction whose numerator and denominator represent the same quantity but use different units. (Foot times 12 = inch)

### Conversion Factor

5

## A fraction that has a fraction in its numerator, denominator or both.

### Complex fractions

6

## Constant value of the ratio of proportional quantities x and y. Written as y = kx, k is the constant of proportionality when the graph passes through the origin. Constant of proportionality can never be zero.

### Constant of proportionality

7

## In a proportion, the product of a numerator and denominator represent the same quantity but use different units.

### Cross products

8

## Two numbers whose product is one.

### Multiplicative inverse

9

## A rate of change expressed as a percent.

### Percent rate of change

10

## A ratio comparing a number to 100.

### Percent

11

## An equation stating that two ratios are equivalent.

### Rate

12

## A comparison of two numbers using division. The ratio of a to b (where b is not 0) can be written as a to b, as (a/b), or as a:b

### Ratio

13

## Figures that have the same shape but the sizes are proportional.

### Similar figures

14

## Scale drawing a drawing that uses a scale to make an object smaller than or larger than the real object.

### Scale drawing

15

## The ratio between two sets of measurements.

### Scale factor

16