There were 50 x 3 = <<50*3=150>>150 tadpoles.

There are 50 - 7 = <<50-7=43>>43 fish left in the pond.

There are 150/2 = <<150/2=75>>75 tadpoles left in the pond.

There are 75 - 43 = <<75-43=32>>32 more tadpoles than fish in the pond now.

# Answer

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There were 50 fish in a pond and 3 times as many tadpoles. If Curtis catches 7 fish and half the tadpoles develop into frogs, how many more tadpoles than fish are there in the pond now?
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32
There were 50 fish in a pond and 3 times as many tadpoles. If Curtis catches 7 fish and half the tadpoles develop into frogs, how many more tadpoles than fish are there in the pond now?
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