Solve this problem. John wants to buy a catcher's mitt for $32.85 and a team jacket for $24.30. He has $45 saved. How much more money does John still need to save? How can estimation could be used to make sure the answer is reasonable? A. Answer: John needs $12.15 more. Estimation: $33 $24 = $57. $57 - $45 = $12. John needs about $12 more to buy the two items. B. Answer: John needs $28.58 more. Estimation: $33 $24 = $57. $57 : 2 = $28.50 John needs about $28.50 more to buy the two items. C. Answer: John needs $102.15 more. Estimation: $33 $24 = $57. $45 $57 = $102. John needs about $102 more to buy the two items.
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