简算:4.4×5.5-44×0.33-0.44×22=?要细节

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简算:4.4×5.5-44×0.33-0.44×22=?要细节简算:4.4×5.5-44×0.33-0.44×22=?要细节简算:4.4×5.5-44×0.33-0.44×22=?要细节4.4×5.5

简算:4.4×5.5-44×0.33-0.44×22=?要细节
简算:4.4×5.5-44×0.33-0.44×22=?要细节

简算:4.4×5.5-44×0.33-0.44×22=?要细节
4.4×5.5-44×0.33-0.44×22
=4.4×5.5-4.4×3.3-4.4×2.2
=4.4×(5.5-3.3-2.2)
=4.4×0
=0

4.4×5.5-44×0.33-0.44×22
=44×0.55-44×0.33-44×0.22
=44×(0.55-0.33-0.22)
=44×0
=0

=4.4×5.5-4.4×3.3-4.4×2.2
=4.4×(5.5-3.3-2.2)
=4.4×0
=0