(REVIEW 2) 6th Grade Math

Front

What is the definition of percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It is often used to compare proportions.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the numerator by the denominator and then multiply by 100.

Front

What is the formula for calculating the perimeter of a rectangle?

Back

Perimeter = 2(length + width) or P = 2L + 2W.

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width or A = L × W.

Front

What is the formula for calculating the area of a triangle?

Back

Area = (base × height) / 2 or A = (b × h) / 2.

Front

What is the definition of temperature?

Back

Temperature is a measure of how hot or cold something is, usually measured in degrees Celsius (°C) or Fahrenheit (°F).

Front

How do you determine the coldest temperature from a list?

Back

To find the coldest temperature, compare the numbers and identify the lowest value.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to substitute the variables with their given values and perform the calculations.

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). This is often remembered by the acronym PEMDAS.

Front

What is a variable in mathematics?

Back

A variable is a symbol (often a letter) that represents an unknown value in an equation or expression.