The total ratio representing the number of photos in the Malachi gallery is 10+17=<<10+17=27>>27

The difference in the ratios representing the number of photos Malachi took this year and last year is 17-10=<<17-10=7>>7.

This year, Malachi took 7/27*2430= <<7/27*2430=630>>630 more photos than he took last year.

# Answer

630
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
In his phone gallery, Malachi has the number of selfies he took last year and this year in the ratio of 10:17. If he has 2430 photos in his gallery, how many more photos did he take this year than last year?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
630
In his phone gallery, Malachi has the number of selfies he took last year and this year in the ratio of 10:17. If he has 2430 photos in his gallery, how many more photos did he take this year than last year?
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