初1数学有理数加减乘除混合运算要答案70道

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初1数学有理数加减乘除混合运算要答案70道

初1数学有理数加减乘除混合运算要答案70道
初1数学有理数加减乘除混合运算要答案
70道

初1数学有理数加减乘除混合运算要答案70道
1.0-21又2/3+(+3又1/4)—(— 2/3)— (+1/4)
2.(+16)+(-29)-(-7)-(+11)+(+9)
3.(-3.1)-(-4.5)+(+4.4)-(+1.3)+(-2.5)
4.(-5)-(-8)+(-15)-(+11)
5.(+16)-(+25)-(-24)+(+23)
6.2.5-(-3.6)-6.5+(-7)
7.163-(-41)-63-(-259)
8.(-36)-(-28)+(+125)+(-4)+(-53)-(40)
9.23/3-7/4-5/4+9/2
10.(-52)-(+63)+(+12)-(-51)-(-12)-(-40)
11.(-63)+(+54)-(-14)+(-36)
12.6/5+(-2/3)-(+3/5)+(-4/3)
13.(-2.5)+(+3.6)-(-6.8)+(+5.4)
另附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
22. 17/32 – 3/4 × 9/24
23. 3 × 2/9 + 1/3
24. 5/7 × 3/25 + 3/7
25. 3/14 ×× 2/3 + 1/6
26. 1/5 × 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 × 11/5 + 4/3
29. 45 × 2/3 + 1/3 × 15
30. 7/19 + 12/19 × 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 × 21/16 + 1/2
33. 101 × 1/5 – 1/5 × 21
34.50+160÷40
35.120-144÷18+35
36.347+45×2-4160÷52
37(58+37)÷(64-9×5)
38.95÷(64-45)
39.178-145÷5×6+42
40.812-700÷(9+31×11)
41.85+14×(14+208÷26)
43.120-36×4÷18+35
44.(58+37)÷(64-9×5)
45.(6.8-6.8×0.55)÷8.5
46.0.12× 4.8÷0.12×4.8
47.(3.2×1.5+2.5)÷1.6
48.6-1.6÷4= 5.38+7.85-5.37=
49.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
50.6.5×(4.8-1.2×4)=
51.5.8×(3.87-0.13)+4.2×3.74
52.32.52-(6+9.728÷3.2)×2.5
53.[(7.1-5.6)×0.9-1.15] ÷2.5
54.5.4÷[2.6×(3.7-2.9)+0.62]
55.12×6÷(12-7.2)-6
56.12×6÷7.2-6
57.0.68×1.9+0.32×1.9
58.58+370)÷(64-45)
59.420+580-64×21÷28
60.136+6×(65-345÷23)
15-10.75×0.4-5.7
62.18.1+(3-0.299÷0.23)×1
63.(6.8-6.8×0.55)÷8.5
64.0.12× 4.8÷0.12×4.8
65.(3.2×1.5+2.5)÷1.6
66.3.2×6+(1.5+2.5)÷1.6
67.0.68×1.9+0.32×1.9
68.10.15-10.75×0.4-5.7
69.5.8×(3.87-0.13)+4.2×3.74
70.32.52-(6+9.728÷3.2)×2.5

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

1. 25+300÷5
2. (25+300)÷5
3. 25+75÷5+75
4. 200-(35+48÷24)
5. (72+32×4)÷40
6. 45+55-45+55
7. 2-2×0+2
8. 10-10÷10×10
9.(75+25÷5)-40
10. 2800÷25×4+80
11. 2800÷25×4+80
12. (380-80×4)÷60
13. 20-16÷4+3×2
14.(20-16)÷4+3×2
15.(1520-150)÷60-40
16.(1520-150)÷(60-40)
17. 448×26+17523÷297
18. 3600-(58+1872÷24)
19. 48230÷(150+37×16)
20. 1000÷(850-25×26)+44
21.(7344÷72+98)×43
22.(905+985)÷(203-168)
23. 24×36-3213÷9
24.(378-158)÷(38+72)
25. 726+824÷8-409
26. 120×3÷5
27. 120÷3÷5
28. 78x101-178
29. 178x101-17
30. 178x101-78
31. 3 × 49 - 4
32. 8 × 156 + 17
33. 12× 5 – 9 ×3
34. 8× 4 + 4
35. 6÷ 38 – 38 ÷6
36. 47 × 59 + 37 × 9
37. 52 -( 32 + 45 )
38. 78 + ( 1/8 + 1/9 )
39. 9 × 56 + 56
40. 34 × 89 - 13
41. 7 × 549 + 34
42. 6 ×( 12 + 3 )
43. 8 × 5 + 8 × 115
44. 31 × 56 – 56
45. 97 - ( 27 – 1021 )
46. 59 × 18 – 14 × 27
47. 45 × 2516 + 23 × 34
48. 14 × 87 – 56 × 125
49. 1732 – 34 × 94
50. 3 × 29 + 13
51. 57 × 325 + 37
52. 314 × 23 + 16
53. 15 × 23 + 56
54. 922 + 111 ÷ 12
55. 53 × 115 + 43
56. 45 × 23 + 13 × 15
57. 79 + 129 × 56
58. 14 + 34 ÷ 23
59. 7 × 2116 + 12
60. 101 × 15 – 15 × 21
61.50+(58+370)×(64-45)
62.120-148+35
63.347+45×2-4160
64(58+37)×(64-9×5)
65.95×(64-45)
66.178-145+42 420+580-64×21
67.812-9+31×11
68.85+14×(14+208)
69.(284+16)×(512-8208)
70.120-36×4+35
71.(58+37)×(64-9×5)
72.(68-68×55)÷85
73.12× 12×48
74.32×15+25
75.6-+785-37=
76.72÷8-12×5
77.65×(48-12×4)
78.15-1075×4-7
79.58×(37-13)+42×374
80.352-(6+9)×25
81. 8+3×7
82. 9×2+4×3
83. 6×(50-46)
84. 3+3-5
85. 63-9×6
86. (48+32)+5
87. 74+105×3
88. 74+100×3
88. 65-6×4÷2
89. 38+56÷7×3
90.(440-280)×(300—260)
91.(59+21)×(96÷8)
92.(220-100)+(15×2)
93. 700-8×5×4
94. (275-35)+(17+43)
95 .480+(96-16+6)
96.(15×40—360)×6
97. 14+16×4-50
98. 74+(96÷6-8)
99. 72-45+121÷11
100. 20÷18×(806-799)
101. 75÷25+300÷5
102. (85÷5+300)÷5
103. 25+7÷25+75
104. 20-(5+48÷24)
105. (7+2×4)÷40
106. 555-45+55
107. 2-20+2
108. 10-110×10
109.(5+25÷5)-40
110. 200÷25×4+80
111. 280÷25×4+80
112. (30-8×4)÷60
113. 2-16+3×2
114.(20-6)÷4+32
115.(52-150)÷6-40
116.(120-50)÷(60-40)
117. 48×26+173 + 297
118. 360-(58+1872-24)
119. 230×(150+37×16)
120. 100÷(850-25×6)+44
121.(7344÷2+98)×43
122.(95+98)×(203-168)
123. 124×36-3213÷9
124.(378-158)×(38+72)
125. 26+824÷8-409
126. 12×3÷5
127. 12÷3÷5
128. 8x101-178
129. 178x11-17
130. 17x101-78
131. 3 × 4 - 4
132. 8 × 16 + 1
133. 12× 5 – 3
134. 8× 4 + 4
135. 38 – 38 ÷2
136. 47 × 59 + 7 × 9
137. 2 -( 32 + 45 )
138. 8 + ( 8 + 9 )
139. 9 × 6 + 56
140. 3 × 89 - 13
141. 7 × 59 + 34
142. 6 ×( 1 + 3 )
143. 8 + 8 × 115
144. 31 × 6 – 56
145. 97 - ( 27 – 102)
146. 9 × 18 – 1 × 27
147. 45 × 26 + 23 × 34
148. 14 × 87 – 6 × 125
149. 17 – 34 × 94
150. 3 × 9 + 13
151. 57 × 32 + 37
152. 3 × 23 + 16
153. 15 × 3 + 56
154. 92 + 144 ÷ 12
155. 3 × 115 + 43
156. 5 × 23 + 13 × 15
157. 7+ 129 × 56
158. 14 + 3 + 23
159. 7 × 21 + 12
160. 10 × 15 – 15 × 21
161.50+(58+37)×(64-45)
162.20-148+35
163. 45×2-4160
164(58+37)×65
165. 95×(1-45)
166. 8-145+420+580-64×21
167. 81-9+31×11
168. 85+14×(14+28)
169.(28+16)×(512-8208)
170.12-36×4+35
171.(5+37)×(64-9×5)
172. (618-68×55)÷85
173. 112× 12×48
174. 2×15+25
175. 16-+785-37
176. 72-12×5
177. 65×(8-12×4)
178. 15-107×4-7
179. 5×(37-13)+42×374
180. 52-(6+9)×25
181. 8+90×7
182. 19×2+4×3
183. 16×(50-46)
184. 31+3-5
185. 3-9×6
186. (4+32)+5
187. 74+15×3
188. 7+100×3
189. 65-6×4÷2
190.(44 -280)×(300—260)
191.(591+21)×(96÷8)
192.(20-100)+(15×2)
193. 70-8×5×4
194. (75-35)+(17+43)
195 . 40+(96-16+6)
196.(15×4—360)×6
197. 14+6×4-50
198. 74+(6÷6-8)
199. 2-45+121÷11
200. 218×(806-799)
201. 75÷5+300÷5
202. (15÷5+300)÷5
203. 2+7÷25+75
204. 09-(5+48÷24)
205. (17+2×4)÷40
206. 55-45+55
207. 92-20+2
208. 10-10×10
209.(5+5÷5)-40
210. 20÷25×4+80
211. 20÷25×4+80
212. (30-8×4)÷6
213. 2-6+3×2
214.(2-6)÷4+32
215.(2-150)÷6-40
216.(20-50)÷(60-40)
217. 4×26+173 + 297
218. 36-(58+1872-24)
219. 20×(150+37×16)
220. 10÷(850-25×6)+44
221.(744÷2+98)×43
222.(9+98)×(203-168)
223. 14×36-3213÷9
224.(38-158)×(38+72)
225. 26+84÷8-409
226. 1×3÷5
227. 2÷3÷5
228. 8x11-178
229. 17x11-17
230. 17x11-78
231. 3 × 40 - 4
232. 8 × 9 + 1
233. 12× 95 – 3
234. 8× 94 + 4
235. 3 – 38 ÷2
236. 7 × 59 + 7 × 9
237. 2 -( 3 + 45 )
238. 8 + ( 98 + 9 )
239. 9 × 6 + 6
240. 3 × 8 - 13
241. 7 × 9 + 34
242. 6 ×( 1 + 3 )
243. 8 + 8 × 15
244. 31 × 6 – 6
245. 97 - ( 2 – 102)
246. 9 × 19 – 1 × 27
247. 45 × 6 + 23 × 34
248. 14 × 7 – 6 × 125
249. 17 – 4 × 94
250. 3 × 89 + 13
251. 57 × 2 + 37
252. 3 × 3 + 16
253. 85 × 3 + 56
254. 2 + 144 ÷ 12
255. 3 × 11 + 43
256. 5 × 2 + 13 × 15
257. 7+ 19 × 56
258. 14 + 39 + 23
259. 7 × 2 + 12
260. 10 × 5 – 15 × 21
261.50+(8+37)×(64-45)
262.20-14+35
263. 45×2-460
264(58+3)×65
265. 95×(10-45)
266. 8-145+40+50-64×21
267. 81-9+31×91
268. 85+14×(4+28)
269.(28+16)×(512-808)
270.12-36×4+3
271.(5+3)×(64-9×5)
272. (668×55)÷85
273. 12× 12×48
274. 2×105+25
275. 16-+75-37
276. 72-12×5
277. 65×(8-12×4)
278. 15-107×4-7
279. 5×(37-13)+2×374
280. 2-(6+9)×25
281. 18+90×7
282. 109×2+4×3
283. 160×(50-46)
284. 351+3-5
285. 3-9×106
286. (4+30)+5
287. 74+19×3
288. 7+10×3
289. 5-6×4÷2
290.(4 -280)×(300—260)
291.(91+21)×(96÷8)
292.(90-100)+(15×2)
293. 90-8×5×4
294. (5-35)+(17+43)
295 . 4+(96-16+6)
296.(19×4—360)×6
297. 1+6×4-50
298. 7+(6÷6-8)
299. 2-4+121÷11
300. 21×(806-799)

102×(-4.5)-(-3)×(-5) ÷2
7.8×6.9+2.2×6.9
(-2)+2-(-52)×(-1) ×5+87÷(-3)×(-1)
5.6×0.258×(20-1.25)
(-7.1) ×〔(-3)×(-5)〕÷2
-2.5×(-4.8)×(0.09)÷(-0.27)
127+352+73+44×(-2)
89×276+(-135)-33
25×71+75÷29 -88÷(-2)
243+89+111+57
9405-2940÷28×21
920-1680÷40÷7
690+47×52-398
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+(2304-2042)×23
4215+(4361-716)÷81
(247+18)×27÷25
36-720÷(360÷18)
1080÷(63-54)×80
(528+912)×5-6178
8528÷41×38-904
264+318-8280÷69
(174+209)×26- (9000^0)
814-(278+322)÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷(630÷7)
285+(3000-372)÷36
1+5/6-19/12
3x(-9)+7x(-9)
(-54)x1/6x(-1/3)
5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1) +√9
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2) ×2^7
(5+3/8*8/30/(-2)- √36
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
1+2+3+4+.+100000
1/1+1/2+1/3+.1/50
1+1/2+1/4+1/8+1/16+.1/512
3+9+27+81+243+.9999
1+1/2+1/6+1/12+1/20+1/30+1/42+1/56+1/72+1/90
5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
-1+2-3+4-5+6-7
-50-28+(-24)-(-22)
-19.8-(-20.3)-(+20.2)-10.8
0.25- +(-1 )-(+3 )
-1-〔1-(1-0.6÷3)〕×〔2-(-3)×(-4)〕
0÷(-4)-42-(-8)÷(-1)3
-32-(-3) 2-(-3)3+(-1)6
3×(-2)2+(-2×3)2+(-2+3)2
(-12)÷4×(-6)÷2
(-12)÷4×(-6)×2
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)
-(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
102×(-4.5)-(-3)×(-5) ÷2
7.8×6.9+2.2×6.9
(-2)+2-(-52)×(-1) ×5+87÷(-3)×(-1)
5.6×0.258×(20-1.25)
(-7.1) ×〔(-3)×(-5)〕÷2
-2.5×(-4.8)×(0.09)÷(-0.27)
127+352+73+44×(-2)
89×276+(-135)-33
25×71+75÷29 -88÷(-2)
243+89+111+57
9405-2940÷28×21
920-1680÷40÷7
690+47×52-398
148+3328÷64-75
360×24÷32+730
2100-94+48×54
51+(2304-2042)×23
4215+(4361-716)÷81
(247+18)×27÷25
36-720÷(360÷18)
1080÷(63-54)×80
(528+912)×5-6178
8528÷41×38-904
264+318-8280÷69
(174+209)×26- (9000^0)
814-(278+322)÷15
1406+735×9÷45
3168-7828÷38+504
796-5040÷(630÷7)
285+(3000-372)÷36
1+5/6-19/12
3x(-9)+7x(-9)
(-54)x1/6x(-1/3)
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1) +√9
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2) ×2^7
(5+3/8*8/30/(-2)- √36
(-84)/2*(-3)/(-6)

1+1 1+2 1+3 1+4 ...1+70
2 3 4 5 ...71

70..道。。我们老师值布置50道。。