至少50题或者回答这些题:1.125*3+125*5+25*3+25
2.9999*3+101*11*(101-92)
3.(23/4-3/4)*(3*6+2)
4. 3/7 × 49/9 - 4/3
5. 8/9 × 15/36 + 1/27
6. 12× 5/6 – 2/9 ×3
7. 8× 5/4 + 1/4
8. 6÷ 3/8 – 3/8 ÷6
9. 4/7 × 5/9 + 3/7 × 5/9
10. 5/2 -( 3/2 + 4/5 )
11. 7/8 + ( 1/8 + 1/9 )
12. 9 × 5/6 + 5/6
13. 3/4 × 8/9 - 1/3
14. 7 × 5/49 + 3/14
15. 6 ×( 1/2 + 2/3 )
16. 8 × 4/5 + 8 × 11/5
17. 31 × 5/6 – 5/6
18. 9/7 - ( 2/7 – 10/21 )
19. 5/9 × 18 – 14 × 2/7
20. 4/5 × 25/16 + 2/3 × 3/4
21. 14 × 8/7 – 5/6 × 12/15
求六年级数学混合运算题及详细答案
答案:5 悬赏:30 手机版
解决时间 2021-02-21 19:00
- 提问者网友:骑士
- 2021-02-21 04:02
最佳答案
- 五星知识达人网友:思契十里
- 2021-02-21 04:44
1.125*3+125*5+25*3+25
=125×(3+5)+25×(3+1)
=125×8+25×4
=1000+100
=1100
2.9999*3+101*11*(101-92)
=99*101*3+101*11*9
=99*303+101*99
=99*(303+101)
=99*404
=39996
3.(23/4-3/4)*(3*6+2)
=5*(18+2)
=5*20
=100
=125×(3+5)+25×(3+1)
=125×8+25×4
=1000+100
=1100
2.9999*3+101*11*(101-92)
=99*101*3+101*11*9
=99*303+101*99
=99*(303+101)
=99*404
=39996
3.(23/4-3/4)*(3*6+2)
=5*(18+2)
=5*20
=100
全部回答
- 1楼网友:迷人又混蛋
- 2021-02-21 08:33
...
- 2楼网友:行路难
- 2021-02-21 07:44
45 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21
50+160÷40
(58+370)÷(64-45)
120-144÷18+35
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
32.52-(6+9.728÷3.2)×2.5
(7.1-5.6)×0.9-1.15] ÷2.5
5.4÷[2.6×(3.7-2.9)+0.62]
12×6÷(12-7.2)-6 (4)12×6÷7.2-6
2/3÷1/2-1/4×2/5
2-6/13÷9/26-2/3
2/9+1/2÷4/5+3/8
10÷5/9+1/6×4
1/2×2/5+9/10÷9/20
58+37)÷(64-9×5)
95÷(64-45)
.178-145÷5×6+42 420+580-64×21÷28
.812-700÷(9+31×11) (136+64)×(65-345÷23)
.85+14×(14+208÷26)
(284+16)×(512-8208÷18)
.120-36×4÷18+35
.(58+37)÷(64-9×5)
.(6.8-6.8×0.55)÷8.5
- 3楼网友:轮獄道
- 2021-02-21 06:45
125*3+125*5+25*3+25
=5x25x3+5x25x5+25x3+25
=25x(15+25+3+1)
=25x44
=1100
- 4楼网友:空山清雨
- 2021-02-21 06:11
125*3+125*5+25*3+25
=125*(3+5)+25*(3+1)
=125*8+25*4
=1000+100
=1100
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