165乘25 求简便算 不要有除法!
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解决时间 2021-03-20 14:41
- 提问者网友:心牵心
- 2021-03-20 05:18
165乘25 求简便算 不要有除法!
最佳答案
- 五星知识达人网友:执傲
- 2021-03-20 05:42
165*25=(160+5)*25
=160*25+5*25
=40*4*25+(4+1)*25
=40*100+4*25+25
=4000+100+25
=4125
=160*25+5*25
=40*4*25+(4+1)*25
=40*100+4*25+25
=4000+100+25
=4125
全部回答
- 1楼网友:怀裏藏嬌
- 2021-03-20 08:06
96÷0.89 0.34=4.9)÷(3.4
3.25=
1.2= 0.9×0.8÷7=
100÷0.4= 10×0.52×5-4x=0.5-1.5×4=
计算下面各题(能简算的要简算)
7.4=
7.5=
4.5x = 140 2x 5 = 40 15x 6x = 168
5x+1.9-1.3x+2.84÷2.46 17.8)
2.1÷0.4×2.6×[(12-7.2-3.89-x=12.05×23.85-6.9x=2.37=
0.18)÷1.3=
1.75
18×1.4
(口算)
0.2=
0.3 0.8=
9×0.5×4=
8-2.8+x=57.5=
2.2x 1.25=16
2x+0.82=8.72÷8=
6÷0.6
3x×2.89 40.1+0.1=
24×0.86=5.7=6.4×8.01= 2.65×1.5
(x-0.1= 8.4= 4.81) 8.4
1.1×0.64=
4÷0.2 × 3—3x = 5.05×76.2×5-8x=11.25
12.45-2.8×5=
30×(200+3)=
8.7 7.5 7.7
1025-1125÷4.82-4.44÷x=0.6÷0.721 9.5= 7×2.7x=13.2 3+0.3=
2.5=
6÷1.63+0.45-1.25= 0.01= 1.9x=1.7+1.5
12 23.1=
15×0.8-2.4x=48 6-2x+6x=18 35x+13x=9.5×3.44×1.6×1.53÷(0.25-3.5×0.75 2x+0.1 7.5x-9.5x=7 7.6×0.8=
12×2.8÷x=2.7 8.29 4.6x÷1.2÷2.02=
4.24x+3×0.7—x = 5.6 0.4-5.6 80x÷4=12
5-0.6 6.8×0.25)]÷0.2+2.6
0.4 18.5×0.4×0.81-(1.5= 2.3=
24÷4+56÷4=
0.1)]
12.7(x+0.66
(16.9)=42 1.914 1.12 1.2×2.17 (1.8÷0.5-4x=8.125×3.73+1.7×2.01= 0×25.4×3=12.1 (写出检验过程)
20.2=
8×1.9=
4÷0.98+6.4= 0.82= 9.36+0.3=
2.5 = 4.7×16-16×0.5×0.5x=32.5 13.1 3.5=
2.2)÷(0.4×3= 0.25= 1-0.2=9.6= 4.35×1.2=
9.1÷0.5)=1.6= 40×0.84÷0.03= 0.75)×0.01= 30.6 [2 2.5×(3.4÷4.3-0.5-4.7 630÷[2.2-3x+3.3 x-3
- 2楼网友:罪歌
- 2021-03-20 07:05
你好!
165*25
=165*5*5
=825*5
=4125
仅代表个人观点,不喜勿喷,谢谢。
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