9.5+0.5×2=10×2=20．
錯誤
分析：先算乘法，再算加法，然后再進一步解答即可．
解答：
9.5+0.5×2，
=9.5+1，
=10.5．
故答案為：×．
點評：關(guān)鍵是弄清運算順序，然后再進一步解答即可．
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