CC1 Chapter 2 Extra Practice

Front

What is a pattern in a sequence of numbers?

Back

A pattern in a sequence of numbers is a consistent rule that describes how the numbers change from one to the next, such as increasing by a fixed amount.

Front

If a sequence goes up by 1 each time, what does that mean?

Back

It means that each number in the sequence is 1 more than the previous number.

Front

How do you determine the total number of students represented in a histogram?

Back

You add up the values represented by each bar in the histogram.

Front

What is the result of the subtraction 7.9 - 3.47?

Back

The result is 4.43.

Front

What does it mean for two fractions to be equivalent?

Back

Two fractions are equivalent if they represent the same value, even if they have different numerators and denominators.

Front

What is the fraction representation of 50%?

Back

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal as a fraction with a denominator of 1, then multiply the numerator and denominator by 10 for each digit after the decimal point.

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, showing the frequency of data points within certain ranges.

Front

What is the difference between a mean and a median?

Back

The mean is the average of a set of numbers, while the median is the middle value when the numbers are arranged in order.

Front

How do you find the mean of a set of numbers?

Back

To find the mean, add all the numbers together and then divide by the total count of the numbers.