human
Susan has 21 cats and Bob has 3 cats. If Susan gives Robert 4 of her cats, how many more cats does Susan have than Bob?
assistant
How many cats does Susan have after giving away four of her cats? ** After giving away four of her cats, Susan has 21 - 4 = <<21-4=17>>17.
How many more cats does Susan have than Bob? ** Susan has 17 - 3 = <<17-3=14>>14 more cats than Bob
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