Word Problems

Front

What is a word problem in mathematics?

Back

A word problem is a mathematical problem that is presented in the form of a narrative or story, requiring the reader to extract relevant information and formulate a mathematical equation or expression to find a solution.

Front

How do you determine the temperature change when given a starting temperature?

Back

To determine the temperature change, subtract the change in temperature from the starting temperature. If the change is negative, it indicates a decrease in temperature.

Front

What does it mean to express a relationship using an equation?

Back

Expressing a relationship using an equation means to represent a situation mathematically, using variables and constants to show how different quantities are related.

Front

How do you translate a verbal statement into a mathematical equation?

Back

Identify the key quantities and relationships in the statement, assign variables to unknowns, and use mathematical symbols to represent the relationships.

Front

What is the formula to calculate a percentage of a total?

Back

The formula to calculate a percentage of a total is: (Percentage/100) * Total = Part.

Front

How do you represent 'less than' in an algebraic expression?

Back

'Less than' is represented by subtracting a value from another value in an algebraic expression.

Front

What is the significance of using variables in equations?

Back

Variables are used in equations to represent unknown quantities, allowing for the formulation of general solutions that can apply to various specific cases.

Front

How do you solve for a variable in an equation?

Back

To solve for a variable, isolate the variable on one side of the equation using inverse operations to eliminate other terms.

Front

What does it mean to find the total depth when given multiple depths?

Back

Finding the total depth involves adding the individual depths together, taking into account their signs (positive or negative) to determine the overall depth.

Front

What is the difference between a positive and negative temperature?

Back

Positive temperatures indicate warmth above freezing, while negative temperatures indicate cold below freezing, often measured in degrees Celsius or Fahrenheit.