①÷9+×
②48×(+-)
③27×
①(﹣)×÷
②×0.375+÷
③23﹣×÷
④(×)×3×8
①8(x﹣6.2)=41.6
②15.8﹣ +14.2﹣
③0.125×76+12.5%×24
④ x+ x=30
⑤
⑥