人教版七年级数学上册有理数及其计算天天练47Word文档下载推荐.docx
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1-—-—6×
(-19)-3×
(-19)
312
492
(-+-)÷
-(-174)÷
10×
(-9)
383
756
-(—-—+—)×
3363×
[11+(-2)2]
867
-2—,-1.5,0,4
-—,25,-8,7.2
2
-9—,1.4,9,-0.4
(1)-17与0
(2)-4与0.25(3)|-6.7|与|-2.9|
(4)-—与-—(5)11与-|-8|(6)|-33.5|与|-6.4|
53
113
4+—-—16×
(-8)-1×
(-8)
318
111
(-+-)×
-(-126)×
6×
(-21)
358
-(—+—+—)×
906×
[15-(-2)2]
635
5—,-3,0,-5.6
-—,19.5,16,4.8
4
9—,3.9,-4,-0.08
(1)-16与-2
(2)-3.5与-1(3)|-8.6|与|2.1|
(4)-—与-—(5)-9与-|-2|(6)|-21.2|与|-2.5|
45
3+—+—15×
(-16)+24×
(-16)
912
-(-168)×
2÷
557
621
-(—-—-—)×
1266×
[15+(-4)3]
736
-2—,-2.5,0,-6.4
-—,-7.5,-10,5.7
1—,-2.75,6,-0.64
7
(1)-9与7
(2)-3.25与-0.5(3)|-8|与|0.7|
(4)-—与-—(5)-6与-|-10|(6)|-75|与|-7.1|
97
57
3+—+—19×
(-10)+11×
(-10)
315
767
-(-72)×
14÷
(-15)
856
171
1208×
[10-(-2)3]
465
-4—,4.5,0,2.4
—,2,7,-7.6
-1—,3.5,-6,-0.48
(1)-12与-5
(2)-3与0.75(3)|-8.2|与|1|
(4)-—与-—(5)-6与-|-6|(6)|-47.3|与|-0.6|
85
711
1+—-—5×
(-5)+11×
(-5)
511
(---)×
-(-96)÷
8÷
(-24)
677
774
2405×
[6-(-2)2]
685
-3—,4,0,6.4
-—,17,15,-7.6
1—,3.55,-1,-0.32
(1)-17与6
(2)-3.75与2.5(3)|-8.3|与|-3.4|
(4)-—与-—(5)13与-|-2|(6)|-9.1|与|-3.4|
69
8-—+—18×
(-15)-12×
615
546
116
-(—+—-—)×
1205×
[17-(-5)3]
5—,1,0,7.2
—,8.5,-7,-3.6
6
-7—,1.7,-3,0.16
(1)-19与9
(2)-2.25与0.25(3)|-5.7|与|2.3|
(4)-—与-—(5)0与-|-5|(6)|-38|与|-4.8|
55
6-—-—1×
(-16)-23×
-(-138)÷
18×
376
632
842×
[12-(-5)2]
743
4—,1,0,-1.6
—,25,3,3.7
8
-5—,-1.35,-7,0.32
(1)-20与1
(2)-4.75与0.25(3)|-7|与|2.4|
(4)-—与-—(5)-17与-|-7|(6)|-55.4|与|-3.2|
95
1+—+—18×
(-16)+12×
612
519
-(-84)×
6÷
(-3)
458
654
603×
[2-(-3)3]
543
-5—,-1,0,-1.6
—,23.5,-20,4.7
9—,-2.7,-2,0.08
(1)-13与10
(2)-4.75与2(3)|-6.4|与|1|
(4)-—与-—(5)13与-|-2|(6)|-37|与|-7.7|
77
6+—+—12×
(-12)+4×
(-12)
128
-(-132)×
437
731
[10+(-4)2]
645
-1—,0.5,0,4
—,19.5,-20,-9.5
1—,2.2,-7,-0.4
(1)-16与3
(2)-3.75与1.75(3)|-9.9|与|-0.5|
(4)-—与-—(5)5与-|-10|(6)|-76.2|与|-4.9|
63
1-—+—4×
(-10)-22×
817
4×
748
618
1967×
[4-(-2)2]
747