| Questions | 5 |
| Topics | Adding & Subtracting Fractions, Exponent to a Power, Greatest Common Factor, Rates, Sequence |
Fractions must share a common denominator in order to be added or subtracted. The common denominator is the least common multiple of all the denominators.
To raise a term with an exponent to another exponent, retain the base and multiply the exponents: (x2)3 = x(2x3) = x6
The greatest common factor (GCF) is the greatest factor that divides two integers.
A rate is a ratio that compares two related quantities. Common rates are speed = \({distance \over time}\), flow = \({amount \over time}\), and defect = \({errors \over units}\).
A sequence is a group of ordered numbers. An arithmetic sequence is a sequence in which each successive number is equal to the number before it plus some constant number.