Multiplying Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, (a/b) x (c/d) = (a*c)/(b*d).

Front

What is the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width. For example, Area = length x width.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/2.

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. For example, 2 1/2 = (2*2 + 1)/2 = 5/2.

Front

What is the total area of a sandbox that is 4 ½ feet by 2 ½ feet?

Back

The total area is 11 ¼ square feet.

Front

If a plant is 6 inches tall and grows 3/5 inch, how tall is it now?

Back

The plant is now 6 3/5 inches tall.

Front

How many boxes of pencils will each of the 4 classrooms receive if there are 27 boxes?

Back

Each classroom will receive 6 3/4 boxes.

Front

If Dan's house is 4 miles from school, how far is the library if it is 3/8 of that distance?

Back

The library is 1 1/2 miles from Dan's house.

Front

What multiplication problem is represented by 3/8 of 1/4?

Back

The multiplication problem is 3/8 x 1/4.