人教版七年级数学上册有理数及其计算天天练73Word文档下载推荐.docx
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5、计算。
11
1+—+—24×
(-8)+10×
(-8)
918
756
(-+-)×
-(-144)÷
18÷
(-21)
647
814
-(—+—-—)×
1473×
[6+(-3)2]
773
3—,-0.5,0,-5.6
-—,6,17,-1
6
6—,-1.3,-10,0.48
(1)-9与7
(2)-4.25与2(3)|-7.6|与|-3.6|
(4)-—与-—(5)-19与-|-1|(6)|-11.4|与|-2.1|
75
77
5+—-—15×
(-19)-4×
(-19)
315
648
(---)÷
-(-138)÷
2×
(-3)
537
915
1445×
[14+(-1)2]
836
3
5—,-0.5,0,8
-—,22.5,-15,7
4
5—,-3.45,5,-0.8
(1)-9与-1
(2)-2.5与1(3)|-3.9|与|0.8|
(4)-—与-—(5)0与-|-1|(6)|-64.3|与|-5.1|
43
511
8+—+—14×
(-8)+13×
912
717
(---)×
-(-180)÷
10÷
(-27)
886
111
-(—-—+—)×
4483×
[2+(-3)3]
788
4—,-1.5,0,-8
—,12.5,-14,3.5
-2—,-0.55,3,0.48
(1)-14与0
(2)-4.75与-1.75(3)|-6.5|与|0.5|
(4)-—与-—(5)13与-|-2|(6)|-18.1|与|-8.4|
9-—-—21×
(-4)+2×
(-4)
312
515
-(-96)×
(-24)
656
113
-(—-—-—)×
484×
[12-(-4)2]
434
-1—,3,0,2.4
—,2,0,-4.8
-5—,3.55,-4,0.16
7
(1)-20与-1
(2)-4.5与-0.75(3)|-6.2|与|-2.9|
(4)-—与-—(5)6与-|-1|(6)|-80.5|与|-1.7|
89
57
5+—+—15×
(-1)-10×
(-1)
618
118
16×
847
646
2454×
[20-(-1)3]
757
5—,1.5,0,3.2
-—,-17,-10,0.3
3—,4,0,-0.24
(1)-18与-8
(2)-3与-0.75(3)|-6|与|3.1|
(4)-—与-—(5)4与-|-2|(6)|-92.8|与|-6.2|
45
7-—-—3×
(-9)-24×
(-9)
612
315
(-+-)÷
-(-84)×
486
211
277×
[17+(-3)2]
333
-3—,1.5,0,-0.8
—,23,1,-2.5
-9—,0.5,6,-0.64
(1)-14与10
(2)-2.75与-1(3)|-9|与|-1|
(4)-—与-—(5)-16与-|-9|(6)|-99.6|与|-0.8|
53
9-—+—11×
(-1)-8×
874
711
1282×
[4-(-2)2]
844
-2—,-4,0,6.4
-—,23.5,4,-4
-5—,-1.35,-4,0.24
(1)-16与-6
(2)-2.25与0(3)|-9.9|与|0.7|
(4)-—与-—(5)-7与-|-4|(6)|-51.8|与|-2.4|
49
4-—-—13×
(-3)-10×
615
112
14÷
343
713
1202×
[13-(-2)3]
654
1—,4.5,0,4.8
—,-18.5,0,0
-7—,2.25,-6,0.32
(1)-12与1
(2)-3.25与1(3)|-5.4|与|1.1|
(4)-—与-—(5)-16与-|-4|(6)|-25.8|与|-7|
51
6+—-—21×
(-12)+19×
(-12)
418
-(-120)÷
18×
(-6)
377
441
-(—+—+—)×
1755×
[16-(-2)2]
557
-1—,4,0,2.4
—,21,17,-6.8
1—,-4.4,8,0.32