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

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)

5^{2}(−4) = −100

This can be rewritten as:

See part (b).

10

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.