Solving Speed Problems (Measurement)

I. Calculating an average speed To calculate the average speed V of a vehicle, when we know the distance d traveled and the duration t of ...

Using a Scale

What do these sentences mean: A map is drawn to the scale of  1 10000000 (one ten-millionth).  A reproduction of an insect is to the scal...

Calculating and Using Map Scales

A house is 12 meters (m) long; it is represented on an architectural plan by a rectangle 48 centimeters (cm) long. What is the scale of the ...

Vocabulary for Fractions

When you see  8 3 (read as eight-thirds or the quotient of 8 divided by 3), what do you see? A quotient? A fraction? Or perhaps both at the...

Taking a Fraction of a Number

When we say that a runner missed out on first place by a fraction of a second, we mean that he was several tenths or hundredths of a second ...

Simplifying Fractions (B)

The simplest form of a fraction is a fraction that cannot be reduced. That means, in the language of mathematics, that the numerator and den...

Simplifying Fractions (A)

The simplest form of a fraction is the form of that fraction where the numerator and denominator do not have any common factors apart from 1...