
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
An agricultural base has 8 experimental rice fields. The yield of each experimental field this year compared to last year is as follows (positive for increased yield, negative for decreased yield, unit: kilograms): +50, -35, +10, -16, +27, -5, -20, +35. So, is the total yield of the rice fields this year compared to last year an increase or a decrease? By how many kilograms did it increase or decrease?

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