3.6×2.9= 0.36×2.9= 1.044÷2.9=
鸟飞绝,径人踪灭。
1.25÷0.5= 2.3×0.4= 0.081÷0.9= 1.7×1.99÷1.7=
0.4×2.5= 4.9÷0.07= 2.5×11= 0.03÷15=
①4×3.8×0.25
②(39.8-5.8)×1.6
③5.85×11-5.85
④12.36÷1.25÷0.8
⑤57.6×18.8-56.7×18.8
⑥69×10.1