
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 using your preferred method:  
0.78×7- $$\frac {39}{50}$$+4× $$\frac {39}{50}$$  
12.5×8÷12.5×8  
(88- $$\frac {1}{8}$$)× $$\frac {1}{8}$$+(78- $$\frac {1}{8}$$)× $$\frac {1}{8}$$+(68- $$\frac {1}{8}$$)× $$\frac {1}{8}$$+…+(18- $$\frac {1}{8}$$)× $$\frac {1}{8}$$.

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