3B Final

Front

Simplify the expression: 3[(4-8+4^2)(2+5)]

Back

324

Front

Identify the error in the following calculation: 5 - 3 + 2 = 5 - 5 = 0

Back

Addition was done first and you should have subtracted first.

Front

What is the second step in the problem: (3 + 4) 9 + 3 = ?

Back

Multiplication.

Front

What step should be done second in the expression: (4-2) x 9 + 7 = ?

Back

Multiplication.

Front

If Kelly had 15 pieces of gum and chewed 8, which equation shows how many he had left?

Back

15 - 8 = 7.

Front

What is the order of operations in mathematics?

Back

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

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by performing operations and combining like terms.

Front

What is a variable in mathematics?

Back

A symbol used to represent an unknown value, often denoted by letters like x or y.

Front

What is the result of multiplying any number by zero?

Back

The result is always zero.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, meaning you multiply a number by each term inside the parentheses.