INSTRUCTOR LEAD 12/04

Front

What is the formula to calculate the area of a rectangle?

Back

Area = length × width.

Front

What is the area of a playground that is 10 yards wide and 11 yards long?

Back

Area = 10 yards × 11 yards = 110 square yards.

Front

What does 'quotient' mean in mathematics?

Back

The quotient is the result of dividing one number by another.

Front

How do you express the quotient of the sum of a number (n) and 4, divided by 2?

Back

Front

What is the simplified form of the expression: 6w - 6w + 6w + 9w?

Back

The simplified form is 15w.

Front

What does 'simplify' mean in mathematics?

Back

To simplify means to reduce an expression to its simplest form.

Front

What is the result of simplifying the expression: 23s + 23d + 4s - 4d?

Back

The result is 27s + 19d.

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 the expression: 38 + (9 x 6) ÷ 3?

Back

The value is 56.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent a number that can change.