ISEE Middle Level Math : How to multiply fractions

Example Questions

Example Question #21 : How To Multiply Fractions

Raise  to the fifth power.

cannot be raised to the fifth power.

Explanation:

To raise a negative number to an odd-numbered power, raise its absolute value to that power, then make the sign negative. Also, to raise a fraction to a power, raise its numerator and its denominator to that power. Combine these ideas as follows:

Example Question #22 : How To Multiply Fractions

Solve for  in this equation:

Explanation:

To solve for , we need to cross multiply.

Divide both sides by 27 to isolate the variable.

The fraction cannot be reduced, making this our final answer.

Example Question #353 : Numbers And Operations

Which of the answer choices is equal to ?

Explanation:

The expression,  is equal to:

This is equal to:

This equals:

Example Question #24 : How To Multiply Fractions

Find the product.

Explanation:

To multiply fractions, simply multiply the first numerator by the second numerator and the first denominator by the second denominator.  Simply when necessary.

Example Question #25 : How To Multiply Fractions

What is  of ?

Explanation:

To find the answer, you must multiple the fractions together.

When multiplying fractions, all you have to do is multiple the numerators together and the denominators together.

So

and

giving us

.

Example Question #26 : How To Multiply Fractions

Explanation:

To multiply fractions, you must multiple the numerators and denominators.

So

and

.

Example Question #27 : How To Multiply Fractions

Solve for

Explanation:

To multiply fractions, you multiply the numerators

and multiply the denominators

to get,

.

They each have a common factor of  so it reduces down to  by dividing each.

Example Question #28 : How To Multiply Fractions

Multiply the following:

Explanation:

When multiplying fractions, we will first multiply the numerators, then we will multiply the denominators.

So, given the fractions

when multiplying, we will get

Example Question #361 : Numbers And Operations

Simplify the following expression:

Explanation:

Simplify the following expression:

To multiply fractions, simply multiply across the top and bottom:

Example Question #30 : How To Multiply Fractions

Simplify the following: