56-(30-14) 48-42÷6 2+3×8
①
②36×()
③
④
⑤3.24×0.76+3.24×0.24
⑥
①8(x﹣6.2)=41.6
②15.8﹣ +14.2﹣
③0.125×76+12.5%×24
④ x+ x=30
⑤