①805÷5=
②31×12=
③☆328÷4=
④65×59=
128÷4+57 40×15﹣180 (432﹣157)÷5
56×(98-49) 765÷5÷3 7000-67×47
①★343÷5=
②24×38=
③603÷5=
④★627÷3=
⑤42×21=
⑥67×28=
①89×64=
②60×82=
③※39×48=
④602÷7=
⑤824÷8=
⑥※564÷5=
145+398= 6-0.6= 0.24×50= 3﹣3÷7= (+)×56=
1.25×6×8= = = ÷0.75= ×4÷×4=
①7.4﹣6.62+20.6﹣13.38
②×+×
③(-+)÷
④2×0.8×12.5×50%
⑤÷(÷+)
⑥×[1÷(+)]