• 1. (2021五上·云浮月考) 脱式计算（能简便的要用简便方法计算）

  ①56.55÷6.5÷2.9

  ②12.5×0.84×16

  ③（9.6－0.69×2）÷4.11

  ④5.2×10.1

  ⑤2.5×3.7+6.3×2.5

  ⑥1.25×32×2.5