4.06X55X27
3.572÷0.47X1.25
9.52÷0.28÷0.17
4.72X0.32÷0.16
下列各题如何用简便算法计算(小学五年级)
答案:4 悬赏:60 手机版
解决时间 2021-02-12 16:28
- 提问者网友:且恨且铭记
- 2021-02-12 09:34
最佳答案
- 五星知识达人网友:空山清雨
- 2021-02-12 10:45
4.06X55X27
=20.3×(11×27)
=20.3×297
=20.3×(300-3)
=20.3×300-20.3×3
=6090-60.9
=6029.1
3.572÷0.47X1.25
=0.893÷0.47×(1.25×4)
=1.9×5
=9.5
9.52÷0.28÷0.17
=95200÷28÷17
=3400×17
=57800
4.72X0.32÷0.16
=4.72×(0.32÷0.16)
=4.72×2
=9.44
=20.3×(11×27)
=20.3×297
=20.3×(300-3)
=20.3×300-20.3×3
=6090-60.9
=6029.1
3.572÷0.47X1.25
=0.893÷0.47×(1.25×4)
=1.9×5
=9.5
9.52÷0.28÷0.17
=95200÷28÷17
=3400×17
=57800
4.72X0.32÷0.16
=4.72×(0.32÷0.16)
=4.72×2
=9.44
全部回答
- 1楼网友:风格不统一
- 2021-02-12 12:47
①4.06X55X.27
=20.3×(11×27)
=20.3×297
=20.3×(300-3)
=20.3×300-20.3×3
=6090-60.9
=6029.1
②3.572÷0.47X1.25
=0.893÷0.47×(1.25×4)
=1.9×5
=9.5
③9.52÷0.28÷0.17
=95200÷28÷17
=3400×17
=57800
④4.72X0.32÷0.16
=4.72×(0.32÷0.16)
=4.72×2
=9.44
- 2楼网友:西风乍起
- 2021-02-12 11:53
858÷13=(780+78)÷13=780÷13+78÷13=60+6=66
- 3楼网友:第幾種人
- 2021-02-12 11:33
①4.06X55X.27
=20.3×(11×27)
=20.3×297
=20.3×(300-3)
=20.3×300-20.3×3
=6090-60.9
=6029.1
②3.572÷0.47X1.25
=0.893÷0.47×(1.25×4)
=1.9×5
=9.5
③9.52÷0.28÷0.17
=95200÷28÷17
=3400×17
=57800
④4.72X0.32÷0.16
=4.72×(0.32÷0.16)
=4.72×2
=9.44
拆
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