Equivalent Expressions Review

Front

What is an equivalent expression?

Back

An equivalent expression is a mathematical expression that has the same value as another expression, even though they may look different.

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 the first operation to perform in the expression 8 × 9 + (84 ÷ 12) - 15?

Back

The first operation is 84 ÷ 12.

Front

What does the (E) in PEMDAS represent?

Back

The (E) in PEMDAS represents Exponents.

Front

What is the prime factorization of 110?

Back

The prime factorization of 110 is 2 × 5 × 11.

Front

How do you simplify the expression 3^4?

Back

3^4 = 3 × 3 × 3 × 3 = 81.

Front

What is the value of 5^2?

Back

5^2 = 5 × 5 = 25.

Front

What is the order of operations in mathematics?

Back

The order of operations is the rules that define the correct sequence to evaluate a mathematical expression.

Front

What is the result of 24 ÷ (4 + 2) - 1 × 10?

Back

The result is -6.

Front

What is a factor in mathematics?

Back

A factor is a number that divides another number without leaving a remainder.