求作业答案:计算下面各题。(能简

2025-02-24 16:37:53
推荐回答(1个)
回答1:

  7.34+2.85+2.35×1.6
=7.34+2.85+3.76
=7.34+3.76+2.85
=11.1+2.85
=13.95
  12.57-4.464÷0.93-5.2
=12.57-4.8-5.2
=7.77-5.2
=2.57
  
  19.5×2.64-9.5×2.64
=2.64×(19.5-9.5)
=2.64×10
=26.4
  5.32×10.1+3.6×0.5
=5.32×10+5.32×0.1+1.8
=53.2+0.532+1.8
=55.532