题目内容
4.5×0.6÷4.5×0.6=1
错误
分析：此题错误的原因在于没有按运算顺序进行计算，应按运算顺序从左往右依次计算，或调整一下运算顺序，先算除法，再算乘法，即原式=4.5÷4.5×（0.6×0.6），计算即可．
解答：4.5×0.6÷4.5×0.6，
=4.5÷4.5×（0.6×0.6），
=1×0.36，
=0.36．
故答案为：×．
点评：四则混合运算，应按运算顺序进行计算．
分析：此题错误的原因在于没有按运算顺序进行计算，应按运算顺序从左往右依次计算，或调整一下运算顺序，先算除法，再算乘法，即原式=4.5÷4.5×（0.6×0.6），计算即可．
解答：4.5×0.6÷4.5×0.6，
=4.5÷4.5×（0.6×0.6），
=1×0.36，
=0.36．
故答案为：×．
点评：四则混合运算，应按运算顺序进行计算．
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