五年级简便运算:3.9÷(1.3×5) 4.8÷(4×(1.34-0.14))
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发布时间:2024-10-20 23:16
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热心网友
时间:2024-10-30 10:42
3.9÷(1.3×5)
=3.9÷1.3÷5
=3÷5
=0.6
4.8÷(4×(1.34-0.14))
=4.8÷4÷(1.34-0.14)
=1.2÷1.2
=1
热心网友
时间:2024-10-30 10:42
3.9÷(1.3×5)
=3.9÷1.3÷5
=3÷5
=0.6
4.8÷(4×(1.34-0.14))
=4.8÷4÷(1.34-0.14)
=1.2÷1.2
=1