68-19+38 84-35÷5 5×(96-88)
48÷8×7 81-(50-24) (48+24)÷9
①32-23+51 ②81÷9+42 ③56-7×4
④7×(45÷9) ⑤8×(76-67) ⑥(37+26) ÷7
①0.25×16.2×4
②375+450÷18×25
③35.6- +34.4-
④ × + ÷
⑤[( - )× ]÷
⑥3.5× +5.5×80%+0.8
① []
②4.6+7.68﹣1+2.32
③1.25×2.5×0.4×8
④9.5×20%+
①+++
②(-+)×24
③1.5×+8.5×
④4×0.8×2.5×12.5
⑤25××40%×
⑥÷[(+)×]