①38+44=
②80-54=
③46+27=
④52-38+24=
⑤80-(56+8)=
⑥61-(36-18)=
①8(x﹣6.2)=41.6
②15.8﹣ +14.2﹣
③0.125×76+12.5%×24
④ x+ x=30
⑤
⑥