8.7578.75 0.662÷3 30.6÷330.92727……
8.55 1.88÷1.011.88
0.79×326326 4.03×3.14.03 3.5×113.5×10+3.5
①3.8+4.29+4.2
②5.5×17.3+6.7×5.5
③2.33×0.5×4
④2.73×99
250×0.04= 5.8÷0.29= 5.5÷0.1=
0.27÷0.9= 0.6×0.5= 1.2-0.2÷0.2=