
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Calculate the following expressions:
1. $0.25 \times \left(-\frac{1}{2}\right)^{-4} \div (\sqrt{5} - 1)^0 - \left(\frac{1}{16}\right)^{- \frac{1}{2}}$
2. $\frac{\log_10 2 + \log_10 5 - \log_10 8}{\log_10 50 - \log_10 40}$

Present the answer in LaTex format: \boxed{Your answer}
user