
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
Understanding and trying: When calculating $\left(-4\right)^{2}-\left(-3\right)\times \left(-5\right)$, there are two methods; Method 1, please calculate directly: $\left(-4\right)^{2}-\left(-3\right)\times \left(-5\right)$, Method 2, use letters to represent numbers, transform or calculate the polynomial to complete, let $a=-4$, the original expression $=a^{2}-\left(a+1\right)\left(a-1\right)$, please complete the calculation above; Application: Please calculate $1.35\times 0.35\times 2.7-1.35^{3}-1.35\times 0.35^{2}$ according to Method 2.

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