Unit 7 Short Review Delhomme

Front

What is subtraction?

Back

Subtraction is a mathematical operation that represents the operation of removing objects from a collection. It is the process of finding the difference between two numbers.

Front

When do you use division?

Back

Division is used when you want to split a quantity into equal parts or groups. It answers the question of how many times one number is contained within another.

Front

How do you find the difference between two lengths?

Back

To find the difference between two lengths, subtract the shorter length from the longer length.

Front

What is the first step in solving an equation?

Back

The first step in solving an equation is to identify the operations involved and determine the order in which to perform them.

Front

What is the sum of fractions?

Back

The sum of fractions is found by adding the numerators together while keeping the same denominator, or by finding a common denominator.

Front

What does it mean to find a fraction of a whole?

Back

Finding a fraction of a whole means to determine how much of that whole is represented by the fraction.

Front

What is the purpose of using addition in word problems?

Back

Addition is used in word problems to combine quantities or to find a total amount.

Front

How do you calculate how much gas was used?

Back

To calculate how much gas was used, subtract the amount of gas left from the amount of gas you started with.

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

What is the difference between multiplication and addition?

Back

Multiplication is repeated addition. It combines equal groups, while addition combines different quantities.