• 1. (2018五上·祁东月考) 脱式计算，能简算的要简算．

  ①12.5×2×8×0.5

  ②4.65﹣2.55﹣1.45

  ③12.5×88.8

  ④3.27÷0.7×2.1

  ⑤201×3.5﹣3.5

  ⑥8×4.6+3.5×8+4.4×8