6th Grade Spiral Review

Front

What is a prime number?

Back

A prime number is a number that has only two factors: 1 and itself.

Front

Evaluate the expression: 5a + 7a - 8, where a = 4.

Back

The expression evaluates to 40.

Front

Solve for b: b + 1.5 = -5.5

Back

b = -7.

Front

Find the quotient: -96 ÷ (-12)

Back

The quotient is 8.

Front

Back

x = -\frac{3}{4}.

Front

What is the definition of a factor?

Back

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

Front

What is the difference between a prime number and a composite number?

Back

A prime number has exactly two factors, while a composite number has more than two factors.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

Front

What is the value of a variable in an equation?

Back

The value of a variable is the number that makes the equation true.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with their respective values.