0.32×4.5+5.5×0.32 15.7×40×2.5
9.26+1.2÷(3-2.6) 7÷11+×4
(填最大数)
①156+28+72+44
②15.28﹣3.9﹣6.1
③12.5×8÷12.5×8
④÷[-(-)]
①475+390÷13-123
②270÷1.25÷0.8
③6.5÷ ×
④24×( + - )
⑤
⑥ ×47+52÷ +0.375