Spiral Review - Topics 1 - 3.3

Front

What is the result of (-5) - (-23)?

Back

18

Front

If Laney bought 1 2/3 pounds of grapes, how much do the bananas weigh if they are 2 1/4 times the weight of the grapes?

Back

3 3/4 pounds

Front

If an appliance store sold 120 TVs in December and 25% more in January, how many TVs were sold in January?

Back

150

Front

What is the constant of proportionality if the value is 0.78?

Back

$0.78, 0.78, .78

Front

Convert 4 ⅔ to an improper fraction.

Back

14/3

Front

What is the formula for finding the percentage increase?

Back

(New Value - Old Value) / Old Value * 100

Front

Define 'constant of proportionality'.

Back

The constant ratio between two proportional quantities.

Front

What is an improper fraction?

Back

A fraction where the numerator is greater than or equal to the denominator.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place over the original denominator.

Front

What does it mean to 'simplify' a fraction?

Back

To reduce it to its simplest form where the numerator and denominator have no common factors.