14.3﹣6.8=
0.25×8=
0.33-0.303=
0.125×=
2.4÷0.06=
6a×9a=
÷12=
1-+=
①2.65×1.7+7.35×1.7
②36×( + )
③54.2- +4.8-1
④0.7÷[( - )×24]