300×12= 202×20= 240×3= 60×120=
160×30= 210×30= 260×50= 102×30=
①376×29=
②260×35=
③308×26=
④650×30=
⑤204×25=
⑥70×450=
35×28=980
35×56= ×14=980
70×28= 35×=9800
35×140= ×28=9800