25x6.8x176=?简便计算1.25x(8+0.8)=?简便计算

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25x6.8x176=?简便计算1.25x(8+0.8)=?简便计算25x6.8x176=?简便计算1.25x(8+0.8)=?简便计算25x6.8x176=?简便计算1.25x(8+0.8)=?简便

25x6.8x176=?简便计算1.25x(8+0.8)=?简便计算
25x6.8x176=?简便计算
1.25x(8+0.8)=?
简便计算

25x6.8x176=?简便计算1.25x(8+0.8)=?简便计算
25*6.8*44*4
=100*6.8*44
=680*44
=29920

25x6.8x176
=25x6.8x4x44
=25x4x6.8x44
=100x6.8x44
=680x44
=(700-20)x44
=700x44-20x44
=30800-880
=29920

25x4x[6.8x(40+4)]

25x6.8x176
=25x(6+0.8)x176
=(150+20)x 176
=29920

1.25*8+1.25*0.8
=10+1
=11

29920
11