①2.75×6.2+27.5×0.38
②0.125×32×2.5
③15.72-2.17-1.83+4.28
④
⑤
⑥
5−94÷458−35 45×(79+415−35)
14÷(23+12)×45 2.8×5.1+3.9×245+280%
712÷[(1+14)×35]
17×19×(117÷119)
0.25×12.5×32
40×18﹣60÷15
910−27+110−57
(12.5×8﹣60)÷0.4
(13+14−16)×24
3.14×2.77+0.223×31.4
98÷[(25+110)×34]