Math Flashcard

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. Example: 7 is a prime number.

Front

What is the GCF (Greatest Common Factor)?

Back

The GCF of two or more numbers is the largest number that divides all of them without leaving a remainder. Example: The GCF of 16 and 8 is 8.

Front

How do you find the GCF of two numbers?

Back

To find the GCF, list the factors of each number and identify the largest factor they have in common. Example: For 20 and 40, the GCF is 20.

Front

What does it mean to solve an expression?

Back

To solve an expression means to calculate its value by performing the operations indicated. Example: For 2(5 + 3), the solution is 16.

Front

What is the distributive property in math?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum.

Front

What is the result of 2(5 + 3)?

Back

The result is 16.

Front

What is the result of 10(1 + 2)?

Back

The result is 30.

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder. Example: Factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

What is a multiple?

Back

A multiple is the product of a number and an integer. Example: Multiples of 3 are 3, 6, 9, 12, etc.

Front

What is the difference between factors and multiples?

Back

Factors are numbers that divide another number, while multiples are the result of multiplying a number by an integer.