①29×67=
②▲637÷5=
③10-3.8=
④27.5+4.8=
⑤55×46=
⑥▲378÷6=
①35×24=
②308×4=
③378÷9=
④960÷6=
⑤5.8+2.6=
⑥11-3.75=