①27×39=
②702÷3=
③※456÷7=
④※920÷8=
⑤18×46=
⑥55×48=
①8.6+7.6=
②402÷8=
③*757÷7=
④53×26=
⑤74×96=
⑥*10-7.6=
3.2-1.7= 7.8+2.5=
28×22= 58×19=