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(4.8×7.5×8.1)÷(2.4×2.5×2.7)

解:(4.8×7.5×8.1)÷(2.4×2.5×2.7),
=(4.8÷2.4)×(7.5÷2.5)×(8.1÷2.7),
=2×3×3,
=18.
分析:(4.8×7.5×8.1)÷(2.4×2.5×2.7),根据除法的运算性质,将原式转化为:(4.8÷2.4)×(7.5÷2.5)×(8.1÷2.7),据此进行简算.
点评:此题考查的目的是理解掌握除法的运算性质,并且能够灵活运用这一性质进行简便计算.
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