
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
In a school, a total of 100 students from the third, fourth, and fifth grades participated in a tree planting activity, where they planted a total of 566 trees. It is known that the number of third and fourth grade students are equal. On average, a third grade student planted 4 trees, a fourth grade student planted 5 trees, and a fifth grade student planted 6.5 trees. How many trees did the third grade students plant in total?

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