200个真题
2.3/4*3/5+3/4*2/5
3.(1-1/4+8/9)/7/9
4 2/3+1/6/3/24+2/21
5 1*8/15*3/5
6 10-3/4/9/10-1/6
7 [(1/3+1/2)/5/6-1/3]/1/7
8 2/3/5+3/5/2+3/4
9 1/[(2-2/3/1/2)]*2/5
10 3^2*3.25678
11 3^3-5
12 4^2-34%
13 3.25-315%
14 7^3+445%
15 12+5268.32-2569
16 123+456-52*8
17 45%+6325
18 1/2+1/3+1/4
19 789+456-78
20 45%+54%-36%
6/7+2/15+1/7+ 13/15 19/21+5/7-3/14
2/3+5/9-2/3+5/9
8/9-(1/4-1/9)- 3/4
408-12×24 (46+28)×60 42×50-1715÷5
32+105÷5 (108+47)×52 420×(327-238)
(4121+2389)÷7 671×15-974 469×12+1492
405×(3213-3189) 5000-56×23 125×(97-81)
6942+480÷3 304×32-154 20+80÷4-20=
100÷(32-30)×0= 25×4-12×5=
70×〔(42-42)÷18〕= 75×65+75×35=
1、89+124+11+26+48
2、875-147-23
3.25×125×40×8
4、147×8+8×53
5、125×64
6、0.9+1.08+0.92+0.1
①89+124+11+26+48
②875-147-23
③147×8+8×53
④125×64
1.280+840÷24×5 2.85×(95-1440÷24)
3.58870÷(105+20×2) 4.80400-(4300+870÷15)
5.1437×27+27×563 6.81432÷(13×52+78)
7.125×(33-1) 8.37.4-(8.6+7.24-6.6)
算算。(1∶1)
(1)156×107-7729 (2)37.85-(7.85+6.4)
75÷〔138÷(100-54)〕 85×(95-1440÷24)
80400-(4300+870÷15) 240×78÷(154-115)
1437×27+27×563 〔75-(12+18)〕÷15
2160÷〔(83-79)×18〕 280+840÷24×5
325÷13×(266-250) 85×(95-1440÷24)
58870÷(105+20×2) 1437×27+27×563
81432÷(13×52+78) [37.85-(7.85+6.4)] ×30
156×[(17.7-7.2)÷3] (947-599)+76×64
36×(913-276÷23) [192-(54+38)]×67
[(7.1-5.6)×0.9-1.15]÷2.5 81432÷(13×52+78)
5.4÷[2.6×(3.7-2.9)+0.62] (947-599)+76×64 60-(9.5+28.9)]÷0.18 2.881÷0.43-0.24×3.5 20×[(2.44-1.8)÷0.4+0.15] 28-(3.4 1.25×2.4) 0.8×〔15.5-(3.21 5.79)〕 (31.8 3.2×4)÷5 194-64.8÷1.8×0.9 36.72÷4.25×9.9 3.416÷(0.016×35) 0.8×[(10-6.76)÷1.2]
(136+64)×(65-345÷23) (6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8 (58+37)÷(64-9×5)
812-700÷(9+31×11) (3.2×1.5+2.5)÷1.6
85+14×(14+208÷26) 120-36×4÷18+35
(284+16)×(512-8208÷18) 9.72×1.6-18.305÷7
4/7÷[1/3×(3/5-3/10)] (4/5+1/4)÷7/3+7/10
12.78-0÷( 13.4+156.6 ) 37.812-700÷(9+31×11) (136+64)×(65-345÷23) 3.2×(1.5+2.5)÷1.6
85+14×(14+208÷26) (58+37)÷(64-9×5)
(6.8-6.8×0.55)÷8.5 (284+16)×(512-8208÷18)
0.12× 4.8÷0.12×4.8 (3.2×1.5+2.5)÷1.6
120-36×4÷18+35 10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74 347+45×2-4160÷52
32.52-(6+9.728÷3.2)×2.5 87(58+37)÷(64-9×5)
[(7.1-5.6)×0.9-1.15] ÷2.5 (3.2×1.5+2.5)÷1.6
5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6
3.2×6+(1.5+2.5)÷1.6 (3.2×1.5+2.5)÷1.6
5.8×(3.87-0.13)+4.2×3.74
33.02-(148.4-90.85)÷2.5
(3)287×5+96990÷318 (4)1554÷[(72-58)×3]
不计算在内
2800÷ 100+789 (947-599)+76×64
1.36×(913-276÷23) 2.(93+25×21)×9
3.507÷13×63+498 4.723-(521+504)÷25
5.384÷12+23×371 6.(39-21)×(396÷6)
(1)156×[(17.7-7.2)÷3] (2)[37.85-(7.85+6.4)] ×30
(3)28×(5+969.9÷318) (4)81÷[(72-54)×9]
57×12-560÷35 848-640÷16×12
960÷(1500-32×45) [192-(54+38)]×67
138×25×4 (13×125)×(3×8) (12+24+80)×50 704×25 25×32×125 32×(25+125)
178×101-178 84×36+64×84 75×99+2×75 83×102-83×2 98×199
123×18-123×3+85×123 50×(34×4)×3 25×(24+16) 178×99+178
79×42+79+79×57 7300÷25÷4 8100÷4÷75 75×27+19×2 5 31×870+13×310
4×(25×65+25×28) 138×25×4 (13×125)×(3×8) (12+24+80)×50
25×32×125 32×(25+125) 102×76 58×98
178×101-178 84×36+64×84 75×99+2×75 83×102-83×2
98×199 123×18-123×3+85×123 50×(34×4)×3 25×(24+16)
178×99+178 79×42+79+79×57 7300÷25÷4 8100÷4÷75
158+262+138
375+219+381+225
5001-247-1021-232
(181+2564)+2719
378+44+114+242+222
276+228+353+219
(375+1034)+(966+125)
(2130+783+270)+1017
99+999+9999+99999
7755-(2187+755)
2214+638+286
3065-738-1065
899+344
2357-183-317-357
2365-1086-214
497-299
2370+1995
3999+498
1883-398
12×25
75×24
138×25×4
(13×125)×(3×8)
(12+24+80)×50
704×25
25×32×125
32×(25+125)
88×125
102×76
58×98
178×101-178
84×36+64×84
75×99+2×75
83×102-83×2
98×199
123×18-123×3+85×123
50×(34×4)×3
25×(24+16)
178×99+178
79×42+79+79×57
7300÷25÷4
8100÷4÷75
16800÷120
30100÷2100
32000÷400
49700÷700
1248÷24
3150÷15
4800÷25
21500÷125
其他问题:
2356-(1356-721)
1235-(1780-1665)
75×27+19×2 5
31×870+13×310
4×(25×65+25×28)
1)25%*132+1/4*8 2)32*0.125*25
=1/4*132+1/4*8 =(4+8)*0.125*25
=1/4*(132+8) =(4*25)*(8*0.125)
=1/4*140 =100*1
=35 =1000
3)75%*76+25*4+0.75*12
=3/4*76+3/4*12+25*4
=3/4*88+100
=166
4)3200*1/8÷2/5+1270 5)(2/3+4/5)*7/6
=400*5/2+1270 =22/15*7/6
=1000+1270 =77/45
=2270
5)6*(1/2+2/3) 6)132*(44÷176)
=6*1/2+6*2/3 =132*1/4 =33
=3+4
=7
7)72.25%*99+75.25%
=75.25%*99+75.25%*1
=75.25%*(99+1)
=75.25%*100
=75.25
1.3/7 × 49/9 - 4/3
2.8/9 × 15/36 + 1/27
3.12× 5/6 – 2/9 ×3
4.8× 5/4 + 1/4
5.6÷ 3/8 – 3/8 ÷6
6.4/7 × 5/9 + 3/7 × 5/9
7.5/2 -( 3/2 + 4/5 )
8.7/8 + ( 1/8 + 1/9 )
9.9 × 5/6 + 5/6
10.3/4 × 8/9 - 1/3
11.7 × 5/49 + 3/14
12.6 ×( 1/2 + 2/3 )
13.8 × 4/5 + 8 × 11/5
14.31 × 5/6 – 5/6
15.9/7 - ( 2/7 – 10/21 )
16.5/9 × 18 – 14 × 2/7
17.4/5 × 25/16 + 2/3 × 3/4
18.14 × 8/7 – 5/6 × 12/15
19.17/32 – 3/4 × 9/24
20.3 × 2/9 + 1/3
21.5/7 × 3/25 + 3/7
22.3/14 ×× 2/3 + 1/6
23.1/5 × 2/3 + 5/6
24.9/22 + 1/11 ÷ 1/2
25.5/3 × 11/5 + 4/3
26.45 × 2/3 + 1/3 × 15
27.7/19 + 12/19 × 5/6
28.1/4 + 3/4 ÷ 2/3
29.8/7 × 21/16 + 1/2
30.101 × 1/5 – 1/5 × 21
31.50+160÷40 (58+370)÷(64-45)
32.120-144÷18+35
33.347+45×2-4160÷52
34(58+37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6+42 420+580-64×21÷28
37.812-700÷(9+31×11) (136+64)×(65-345÷23)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
41.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×(3.87-0.13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.5
36+59+41+54
23×7+23×3
1462-369-631
60506-19460÷35
23072÷412×65
184×38+116×38-11300
(79691-46354)÷629
325÷13×(266-250)
74+100÷5×3
(440-280)×(300-260)
100+25×3-90
12)90÷2+136
70×74+100÷5
38+116×7+23
369-(631 ÷5)×3
3/7 × 49/9 - 4/3
8/9 × 15/36 + 1/27
12× 5/6 – 2/9 ×3
8× 5/4 + 1/4
.6÷ 3/8 – 3/8 ÷6
4/7 × 5/9 + 3/7 × 5/9
5/2 -( 3/2 + 4/5 )
7/8 + ( 1/8 + 1/9 )
9 × 5/6 + 5/6
3/4 × 8/9 - 1/3
7 × 5/49 + 3/14
6 ×( 1/2 + 2/3 )
8 × 4/5 + 8 × 11/5
31 × 5/6 – 5/6
9/7 - ( 2/7 – 10/21 )
5/9 × 18 – 14 × 2/7
4/5 × 25/16 + 2/3 × 3/4
14 × 8/7 – 5/6 × 12/15
17/32 – 3/4 × 9/24
3 × 2/9 + 1/3
5/7 × 3/25 + 3/7
3/14 ×× 2/3 + 1/6
1/5 × 2/3 + 5/6
9/22 + 1/11 ÷ 1/2
5/3 × 11/5 + 4/3
45 × 2/3 + 1/3 × 15
7/19 + 12/19 × 5/6
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2