7th_M3T1_Review

Front

Evaluate the expression: -2(7/2 - 1/4).

Back

-15/2

Front

Solve the expression: (-33.28 ÷ -5.2) ÷ -1.6 =

Back

4

Front

Evaluate 5/6 x for x = -8.

Back

-6.67

Front

Solve the expression: (-14 7/8 + 1/3) ÷ -1/2 =

Back

29.5

Front

Solve the equation: (18 – 9.9) + 12.9.

Back

21

Front

What is the result of multiplying a negative number by a positive number?

Back

The result is a negative number.

Front

What is the result of dividing a negative number by a negative number?

Back

The result is a positive number.

Front

Define the term 'expression' in mathematics.

Back

An expression is a combination of numbers, variables, and operators without an equality sign.

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 evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting variables with numbers.