2.5+6=
0.12=
1-=
+=
1.5×20%=
①0.125×0.72×8
②36×( + )
③7.28﹣(1.28+0.25)
④(1﹣ )× ÷
⑤805×99+805
⑥718﹣18×4
①400﹣288÷24×5
②10.28+8.14﹣5.28+1.86
③
④