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Home > MC2 > Chapter 10 > Lesson 10.2.3 > Problem 10-111


Convert the mixed number into a fraction greater than one.

Refer to the Math Notes box of Lesson 10.1.6.

Notice that the 5 in the denominator would have an exponent of 1.

5(3 − 1)(−4)

52(−4) = −100

This can be rewritten as:

See part (b).


Use the order of operations.

Use the order of operations.

Notice that squaring a negative number has the same result as multiplying two negative numbers: the product is always positive.

Follow the order of operations.