wow, mine is the opposite. :((

本帖于 2017-01-31 16:59:28 时间, 由普通用户 -worldance- 编辑
回答: 这个没办法。冷月亮~~2017-01-31 14:19:56

Doing calculus in head, rarely writes in math tests.  Always loses points for not writing middle steps. (The results are right).

He normally only uses 1/3 of time for any math standardized tests, because he is good at caculators!

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聪明的孩子,年龄还小吧。 -冷月亮~~- 给 冷月亮~~ 发送悄悄话 冷月亮~~ 的博客首页 (0 bytes) () 01/31/2017 postreply 14:47:52

college senior now. --worldance-- 给 -worldance- 发送悄悄话 (133 bytes) () 01/31/2017 postreply 14:52:27

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