急-----------------------急----------------------------今天必须有答复四年级怎样简算数学题,视频

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急-----------------------急----------------------------今天必须有答复四年级怎样简算数学题,视频急-----------------------急--

急-----------------------急----------------------------今天必须有答复四年级怎样简算数学题,视频
急-----------------------急----------------------------今天必须有答复四年级怎样简算数学题,视频

急-----------------------急----------------------------今天必须有答复四年级怎样简算数学题,视频
http://v.youku.com/v_show/id_XMjAyMzExMjgw.html
请采纳~~

25*4=100
125*8=1000
2*5=10

120-36×4÷18+35 (58+37)÷(64-9×5) (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 6-1.6÷4= 5.38+7.85-5.37= 7.2÷0.8-1.2×5= 6-1.19×3-0.43= 6.5×(4.8-1.2×4)= 5.8×(3.87-0.13)+4.2×3.74 32.52-(6+9.728÷...

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120-36×4÷18+35 (58+37)÷(64-9×5) (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 6-1.6÷4= 5.38+7.85-5.37= 7.2÷0.8-1.2×5= 6-1.19×3-0.43= 6.5×(4.8-1.2×4)= 5.8×(3.87-0.13)+4.2×3.74 32.52-(6+9.728÷3.2)×2.5 [(7.1-5.6)×0.9-1.15] ÷2.5 5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6 12×6÷7.2-6 0.68×1.9+0.32×1.9 58+370)÷(64-45) 420+580-64×21÷28 136+6×(65-345÷23) 18.1+(3-0.299÷0.23)×1 (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 3.2×6+(1.5+2.5)÷1.6 0.68×1.9+0.32×1.9 10.15-10.75×0.4-5.7 5.8×(3.87-0.13)+4.2×3.74 32.52-(6+9.728÷3.2)×2.5 [(7.1-5.6)×0.9-1.15] ÷2.5 5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6 12×6÷7.2-6 33.02-(148.4-90.85)÷2.5 (25%-695%120-36×4÷18+35 (58+37)÷(64-9×5) (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 6-1.6÷4= 5.38+7.85-5.37= 7.2÷0.8-1.2×5= 6-1.19×3-0.43= 6.5×(4.8-1.2×4)= 5.8×(3.87-0.13)+4.2×3.74 32.52-(6+9.728÷3.2)×2.5 [(7.1-5.6)×0.9-1.15] ÷2.5 5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6 12×6÷7.2-6 0.68×1.9+0.32×1.9 58+370)÷(64-45) 420+580-64×21÷28 136+6×(65-345÷23) 18.1+(3-0.299÷0.23)×1 (6.8-6.8×0.55)÷8.5 0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6 3.2×6+(1.5+2.5)÷1.6 0.68×1.9+0.32×1.9 10.15-10.75×0.4-5.7 5.8×(3.87-0.13)+4.2×3.74 32.52-(6+9.728÷3.2)×2.5 [(7.1-5.6)×0.9-1.15] ÷2.5 5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6 12×6÷7.2-6 33.02-(148.4-90.85)÷2.5 (25%-695%-12%)*36 -12%)*36 9.9+3+0.1=(9.9+0.1)+3=10+39.9*12+9.9*88=9.9*(12+88)=9.9*100=990

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