5th Grade MyMath Chapter 2 Test Review

Front

What is the Distributive Property?

Back

The Distributive Property states that to multiply a sum by a number, you can multiply each addend by the same number and then add the products.

Front

What is the prime factorization of 81 using exponents?

Back

The prime factorization of 81 is 3^4.

Front

Define a prime number.

Back

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

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two positive divisors.

Front

What is the sum of 7 and 5?

Back

The sum of 7 and 5 is 12.

Front

What is the product of 6 and 4?

Back

The product of 6 and 4 is 24.

Front

Explain the concept of factors.

Back

Factors are numbers that can be multiplied together to get another number. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

What is the difference between an equation and an expression?

Back

An equation is a mathematical statement that asserts the equality of two expressions, while an expression is a combination of numbers, variables, and operators without an equality sign.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and performing operations.

Front

What is the order of operations?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.