37x0.39+0.37x41=37x0.39+37x0.41=37x(0.39+0.41)=37x0.8=29.6
37×0.39+0.37×41 =0.37×(39+41) =0.37×80 =29.6
37×0.39+0.37×41
=37×0.39+37×0.41
=37×(0.39+0.41)
=37×0.8
=29.6
37✘0.39+0.37✘41
=37✘0.39+37✘0.41
=37x(0.39+0.41)
=37x(1-0.2)
=37x1-37x0.2
=37-7.4
=29.6
希望能帮到你!