1. (2023四下·卫辉期末) 直接写得数                                                                                              

1.2+7.6=	0.285×100=	5.5+7.86+4.5=	28×0÷54=
2.17+0.9=	0.25×10=	25+75-25+75=	125×8÷125×8=