①307×42=
②280×75=
③764÷25=
④267×38=
⑤782÷34=
⑥662÷43=
⑴306×24= ⑵703×50= ⑶280×36=
⑷961÷31= ⑸370÷60= ⑹816÷48=
⑺35×440= ⑻306÷34= ⑼533÷26=
①750÷50=
②864÷32=
③809÷68=
④342÷38=
⑤840÷21=
⑥666÷74=