Equivalent Expressions Review

Front

What does PEMDAS stand for?

Back

PEMDAS stands for Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is an equivalent expression?

Back

An equivalent expression is an expression that has the same value as another expression for all values of the variable.

Front

What is the prime factorization of a number?

Back

The prime factorization of a number is expressing that number as a product of its prime factors.

Front

What does the (E) in PEMDAS represent?

Back

The (E) in PEMDAS represents Exponents.

Front

True or False: Addition always comes before subtraction in mathematical operations.

Back

False.

Front

What is the prime factorization of 110?

Back

2 ⋅ 5 ⋅ 11.

Front

Which two expressions are equivalent: (10 - 6) ÷ y and 10 - (6 ÷ y) or 12 - (y ⋅ 2) and 12 - (2 ⋅ y)?

Back

12 - (y ⋅ 2) and 12 - (2 ⋅ y) are equivalent.

Front

What is the first step in simplifying the expression -3 x (3 + 12 ÷ 3) - 4?

Back

The first step should be to divide 12 by 3.

Front

What is the result of 4 + (3 ⋅ y) and (4 + 3) ⋅ y?

Back

These expressions are not equivalent.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division, Addition and Subtraction.