①3÷1.1
②3.38÷1.8
③13.32÷15
④3÷40
12÷1.1≈
12 ÷ 1.2=
12÷ 1.3≈
12÷1.4≈
12÷1.5=
12÷1.6=
12÷0.9≈
12÷0.8=
12÷0.7≈
12÷0.6=
12÷0.5=
12÷0.4=
①0.125×30=
②3.72÷1.5=
③3.42×0.25≈ (保留两位小数)
④5.2÷0.13=
⑤15÷0.06=
⑥16÷33= (用循环小数表示)