Exploring Rational Expressions: Addition and Subtraction Techniques

What formula is used to calculate the volume of a block?

• Length + Width + Height

• Length x Width x Height

• Length / Width / Height

• 2 x (Length + Width + Height)

How do you find the radius of a circle if you know its diameter?

• Radius = Diameter + 2

• Radius = Diameter / 2

• Radius = Diameter - 2

• Radius = Diameter x 2

What is the first step in calculating how much more water is needed to fill the fish tank?

• Find the volume of the tank

• Measure the tank's dimensions

• Calculate the current amount of water

• Subtract the current water volume from the total volume

How do you calculate the area of a trapezoid?

• 2 x (Base1 + Base2 + Height)

• (Base1 + Base2) / 2 x Height

• (Base1 + Base2) x Height

• (Base1 x Base2) / Height

What operation is performed after combining like terms when solving for 'x' in the trapezoidal prism problem?

• Division

• Subtraction

• Multiplication

• Addition

How do you simplify the fraction 6/4?

• 2/3

• 3/2

• 1/2

• 3/4

What is the formula for the area of a rectangle?

• (Length + Width) / 2

• Length / Width

• Length x Width

• Length + Width

How do you convert a whole number to a fraction with a denominator of 2?

• Subtract 2 from the whole number

• Add 2 to the whole number

• Divide the whole number by 2

• Multiply the whole number by 2

What is the first step in finding the surface area of a prism?

• Measure the dimensions of the prism

• Calculate the area of one face

• Identify the shape of the prism

• Add the areas of all faces

How do you find the area of a triangle?

• (Base x Height) / 2

• 2 x (Base + Height)

• Base + Height

• Base x Height