15÷0.215×0.2 5÷60.83333…
5÷0.90.5÷1.5 20.8÷1.220.8
22.4÷4= 25.2÷6= 14.21÷7= 5.6÷7= 7.83÷9=
42÷3= 6.12÷0.6= 0.54÷6= 38.5÷5= 21.36÷0.8=
①6.3÷0.14=
②72÷15=
③34.5÷1.5=
④1.26÷18=
⑤*10.8÷45=
①8.9×5.2+9.3
②1.4×[(7.5+38.4)÷0.9]
③9.4×8.4+5.8
④1.3×2.2﹣0.2
⑤0.9+8.3×8.3
⑥30.1÷[(6.07+2.53)×0.7]
①房子向右平移5格.
②小船向下平移4格,再向左5格.