6th Into Math Midterm Study Guide

Front

What is the median of a set of numbers?

Back

The median is the middle value in a list of numbers sorted in ascending order. If there is an even number of values, the median is the average of the two middle numbers.

Front

How do you find the median of the numbers 45, 29, 33, 41, 36, 40?

Back

First, sort the numbers: 29, 33, 36, 40, 41, 45. There are 6 numbers (even), so the median is (36 + 40) / 2 = 38.5.

Front

What does an inequality represent?

Back

An inequality shows the relationship between two values that are not equal, using symbols like >, <, ≥, or ≤.

Front

Write an inequality to represent Mia's and Jake's depths: Mia at -8 meters and Jake at -15 meters.

Back

-8 > -15.

Front

How do you calculate the difference between two numbers?

Back

Subtract the smaller number from the larger number.

Front

If Sanjay ran 20.5 miles and Lisa ran 12.75 miles, how much more did Sanjay run?

Back

20.5 - 12.75 = 7.75 miles.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

What is |5| and |–8|? Which is greater?

Back

|5| = 5 and |–8| = 8. Therefore, |5| < |–8| is True.

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero but in the opposite direction.

Front

What is the opposite of 1 2/3?

Back

The opposite of 1 2/3 is -1 2/3.