七年级数学上册有理数的认识及运算练习题精选3文档格式.docx
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785
311
-(—-—-—)×
967×
[13-(-1)3]
438
-4—,-3,0,2.4
—,-20.5,-16,4
3
7—,0.9,-10,-0.24
7
(1)-19与10
(2)-2.25与0.75(3)|-5.8|与|1.7|
(4)-—与-—(5)-14与-|-3|(6)|-6.7|与|-3|
73
71
6+—-—21×
(-13)+8×
(-13)
612
116
-(-138)÷
4÷
(-27)
467
416
-(—-—+—)×
637×
[12+(-2)3]
337
-1—,0.5,0,3.2
—,-16,-5,5.5
9—,0.8,-5,-0.4
(1)-20与3
(2)-2.5与0.5(3)|-8.2|与|2.4|
(4)-—与-—(5)-6与-|-8|(6)|-8.7|与|-0.6|
69
57
6+—-—15×
(-13)-22×
618
936
(---)÷
-(-72)×
2×
847
976
3368×
[10+(-3)2]
867
-4—,-1.5,0,-8
-—,-1,-18,-2.8
6—,2.15,7,0.8
(1)-15与6
(2)-3.75与-0.5(3)|-7.1|与|1.5|
(4)-—与-—(5)20与-|-5|(6)|-9.3|与|-3.4|
45
111
1+—-—23×
(-18)-14×
(-18)
177
(---)×
-(-72)÷
8÷
(-6)
466
915
-(—+—+—)×
2883×
[14+(-5)3]
866
1—,-3,0,3.2
—,-24,-16,5.1
-9—,-4,-5,0.16
(1)-9与4
(2)-4与1.25(3)|-5.9|与|-3.3|
(4)-—与-—(5)-2与-|-1|(6)|-73.3|与|-3|
43
3+—-—28×
(-13)-30×
918
611
-(-144)×
2÷
(-24)
534
895
2245×
[9-(-3)3]
784
4
-5—,5,0,-2.4
—,4,3,-4.4
-3—,-0.8,4,0.08
(1)-15与10
(2)-4.25与2.5(3)|-9.9|与|-1.9|
(4)-—与-—(5)15与-|-2|(6)|-17.6|与|-6|
65
2-—+—9×
(-9)-27×
(-9)
195
(-+-)×
-(-126)÷
18÷
886
574
1208×
[10-(-4)2]
465
-1—,-4,0,-8
-—,15.5,8,-8.7
6
5—,2,-7,-0.24
(1)-12与-2
(2)-5与-1.75(3)|-8.3|与|-3.1|
(4)-—与-—(5)9与-|-10|(6)|-76.9|与|-0.5|
89
17
2-—+—22×
(-7)+14×
(-7)
312
119
10÷
588
111
-(—+—-—)×
1406×
[12+(-4)2]
547
5—,0.5,0,-0.8
-—,16.5,-10,-8.5
6—,0.45,-6,0.4
(1)-18与-3
(2)-3与-1.25(3)|-7.9|与|3.5|
(4)-—与-—(5)-6与-|-7|(6)|-14.3|与|-7.4|
8+—-—4×
(-8)+10×
(-8)
-(-60)×
6×
765
114
274×
[2-(-3)3]
333
-4—,-3.5,0,-7.2
—,-7.5,-16,9.4
6—,4.95,-2,0.32
(1)-11与7
(2)-2.5与-1.75(3)|-8.5|与|-2|
(4)-—与-—(5)6与-|-3|(6)|-68.4|与|-5.9|
35
6+—+—9×
(-3)+16×
(-3)
628
-(-162)÷
737
276
1207×
[15-(-1)2]
385
-5—,-1.5,0,-3.2
—,17,-5,-4.1
3—,3.65,5,0.24
(1)-14与-6
(2)-4.75与-1.5(3)|-9|与|-0.7|
(4)-—与-—(5)-7与-|-2|(6)|-25.8|与|-1.6|
4+—-—15×
(-9)+8×
318
214
-(-156)÷
10×
335
181
3363×
[12+(-2)2]
876
3—,-0.5,0,-6.4
—,6.5,8,2.5
5—,-0.15,0,-0.24
(1)-13与7
(2)-4.5与1.75(3)|-4.5|与|-3.8|
(4)-—与-—(5)-13与-|-3|(6)|-80.5|与|-6|
8+—-—23×
(-10)-16×
(-10)
615
779
-(-138)×
888
515
968×
[7+(-2)3]
446
2—,-2,0,-5.6
—,-15,11,5.4
8
-5—,0.55,4,0.8
(1)-12与-4
(2)-4.5与0.25(3)|-5.9|与|0.5|
(4)-—与-—(5)16与-|-10|(6)|-0.1|与|-3.3|
85
9+—-—10×
(-5)+12×
(-5)
811
-(-168)÷
745
612
459×
[4-(-2)2]
533
4—,1,0,-4.8
-—,12,-16,8.2
9—,1.7,6,0.4
(1)-16与-2
(2)-3.25与-1(3)|-9.1|与|0.4|
(4)-—与-—(5)-12与-|-4|(6)|-91.4|与|-6.7|
83
6+—-—16×
(-16)-21×
(-16)
315
817
-(-162)×
16÷
748
365×
[8-(-3)3]
343
3—,-3,0,-3.2
-—,10,8,-6.6
5—,-1.9,6,-0.72
(1)-20与9
(2)-4.25与-2(3)|-8.2|与|2.3|
(4)-—与-—(5)19与-|-8|(6)|-3.7|与|-4.4|
39
51
5-—+—21×
(-1)+16×
(-1)
-(-120)×
12÷
548
617
2244×
[7+(-1)3]
-2—,-2.5,0,6.4
-—,10,10,6.2
8—,3.45,10,-0.16
(1)-14与-8
(2)-4.25与-1.75(3)|-5|与|-3.8|
(4)-—与-—(5)7与-|-10|(6)|-53.5|与|-3.9|
55
513
2-—+—20×
(-11)+22×
(-11)
487
378
185
1267×
[3-(-1)3]
376