0.75×998+1.5(简算)(要算式)
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0.75×998+1.5(简算)(要算式)
0.75×998+1.5(简算)(要算式)
0.75×998+1.5(简算)(要算式)
=0.75*(1000-2)+1.5
=750-1.5+1.5
=750
0.75×998+1.5(简算)(要算式)
0.75×998+1.5(简算)(要算式)
0.75×998+1.5(简算)(要算式)
=0.75*(1000-2)+1.5
=750-1.5+1.5
=750