9.5+0.5×2=10×2=20.
錯(cuò)誤
分析:先算乘法,再算加法,然后再進(jìn)一步解答即可.
解答:
9.5+0.5×2,
=9.5+1,
=10.5.
故答案為:×.
點(diǎn)評(píng):關(guān)鍵是弄清運(yùn)算順序,然后再進(jìn)一步解答即可.
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