• 1. (2020五上·桐梓期末) 脱式计算

  ①6.7+5.5×17.3

  ②28.5÷1.5×7.6

  ③10.26-0.26×7.5

  ④1.08×0.8+1.08×9.2

  ⑤32×0.25×1.25