human
Yesterday, Vincent bought fifteen packs of stickers. Today, he bought ten more packs of stickers than yesterday. How many packs of stickers does Vincent have altogether?
assistant
How many packs of stickers did Vincent buy today? ** Today, Vincent bought 15 + 10 = <<15+10=25>>25 packs of stickers.
How many packs of stickers does Vincent have altogether? ** Therefore, Vincent has 15 + 25= <<15+25=40>>40 packs of stickers.
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