Lesson 2 (Complex Fractions) Flashcard

Front

What is a complex fraction?

Back

A complex fraction is a fraction where the numerator, the denominator, or both are also fractions.

Front

How do you simplify a complex fraction?

Back

To simplify a complex fraction, multiply the numerator and the denominator by the least common denominator (LCD) of the fractions involved.

Front

If Logan walked 1/8 of a mile in 1/6 of an hour, how far will he walk in 1 hour?

Back

3/4 of a mile.

Front

What is the formula to find speed?

Back

Speed = Distance / Time.

Front

If a dog can eat 1/3 of a bag of food in 1/2 week, how much can it eat in 1 week?

Back

2/3 of a bag.

Front

What is the first step in solving a problem involving rates?

Back

Identify the rate and the time period involved.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that is common to the denominators of two or more fractions.

Front

What is the result of simplifying 21/100?

Back

21/100 is already in its simplest form.

Front

How do you find the rate of speed if you know the distance and time?

Back

Divide the distance by the time to find the speed.