6th Grade Math Review

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other. For example, the ratio of 4 meatballs to 1 cup of sauce is written as 4:1.

Front

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

Back

To convert an improper fraction like 23/5 to a mixed number, divide the numerator by the denominator. 23 ÷ 5 = 4 with a remainder of 3, so it becomes 4 3/5.

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero on the number line but in the opposite direction. For example, the opposite of -8 is 8.

Front

How do you solve for x in the equation x - 8 = 30?

Back

To solve for x, add 8 to both sides of the equation: x - 8 + 8 = 30 + 8, which simplifies to x = 38.

Front

What is the mean in a set of data?

Back

The mean is the average of a set of numbers, calculated by adding all the numbers together and then dividing by the total count of numbers.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 23/5.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 4 3/5.

Front

What is the mode in a set of data?

Back

The mode is the number that appears most frequently in a data set.

Front

What is the median in a set of data?

Back

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

Front

What is the range in a set of data?

Back

The range is the difference between the highest and lowest values in a data set.