WeBWorK using host: https://webwork.pcc.edu, format: simple, seed: 15, course: orcca

Since $16\div2=8$ and we are dividing numbers of opposite signs, the answer is negative: $-8\text{.}$

Since $30\div5=6$ and we are dividing two negative numbers, the answer is positive: $6\text{.}$

Since $\frac{12}{25}\div\frac{32}{35}=\frac{21}{40}$ and we are dividing numbers of opposite signs, the answer is negative: $-\frac{21}{40}\text{.}$

Since $\frac{150}{250}=\frac{3}{5}$ and we are dividing two negative numbers, the answer is positive: $\frac{3}{5}\text{.}$