人教版七年级数学上册有理数及其计算天天练80Word文件下载.docx
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(-11)-12×
(-11)
318
219
(---)×
-(-66)÷
2÷
(-24)
388
861
-(—-—-—)×
3433×
[20-(-5)3]
777
3
-3—,-2,0,-4.8
-—,7,-8,1.1
2
5—,-2.05,2,-0.8
7
(1)-15与4
(2)-4.75与-0.5(3)|-9.3|与|-2.7|
(4)-—与-—(5)-18与-|-4|(6)|-54.1|与|-8.4|
45
513
2+—+—18×
(-17)+18×
(-17)
618
411
(-+-)÷
-(-114)÷
10÷
(-6)
573
657
-(—+—+—)×
1609×
[4-(-4)3]
548
3—,0.5,0,4.8
—,-1.5,-17,-2.1
8
1—,0.95,7,0.16
(1)-16与-1
(2)-2.75与-2(3)|-5.6|与|3.5|
(4)-—与-—(5)0与-|-3|(6)|-80.8|与|-7.1|
113
7-—+—21×
(-8)+12×
(-8)
915
841
-(-102)×
18×
(-21)
755
614
755×
[12-(-5)3]
535
2—,-3,0,-4.8
—,-19,7,5.1
-2—,-1.3,5,0.32
(1)-13与5
(2)-3.75与-1.75(3)|-6.8|与|1.3|
(4)-—与-—(5)20与-|-5|(6)|-57.3|与|-4.2|
93
77
5+—+—15×
(-1)+25×
(-1)
315
182
-(-126)÷
773
115
-(—+—-—)×
1441×
[19+(-3)3]
386
-5—,1.5,0,-7.2
-—,5,1,8.5
5—,-0.2,1,-0.64
(1)-11与7
(2)-4与-1.75(3)|-5.3|与|-2.1|
(4)-—与-—(5)11与-|-9|(6)|-88.7|与|-8.4|
99
511
3-—-—29×
(-11)-2×
912
311
(---)÷
-(-150)×
12÷
483
119
-(—-—+—)×
3361×
[19+(-4)2]
678
-3—,-2,0,-7.2
—,-19.5,8,-5.1
-4—,-2,5,-0.64
(1)-12与8
(2)-2.75与1(3)|-4.4|与|2.7|
(4)-—与-—(5)2与-|-7|(6)|-0.6|与|-0.3|
63
713
1-—+—23×
(-13)-13×
(-13)
113
-(-78)÷
4×
384
179
1921×
[17+(-4)2]
1—,4,0,0.8
—,-11,10,3.1
-2—,1.6,-5,-0.48
(1)-9与1
(2)-4与2.25(3)|-5.7|与|-0.3|
(4)-—与-—(5)-1与-|-4|(6)|-40.8|与|-4.3|
95
17
2-—-—19×
(-10)+8×
(-10)
918
121
8×
633
561
2521×
[17-(-3)2]
676
3—,-1,0,-1.6
-—,-9.5,15,4.1
-2—,-0.4,0,-0.4
(1)-12与-5
(2)-4与-1.75(3)|-3.9|与|1.8|
(4)-—与-—(5)-2与-|-6|(6)|-72.9|与|-9.8|
25
5-—+—18×
(-4)+12×
(-4)
317
18÷
(-12)
486
415
722×
[19+(-1)3]
346
-1—,-2.5,0,3.2
—,4,16,-7.4
2—,-1.35,-2,-0.56
(1)-14与-4
(2)-4与-1.25(3)|-8.7|与|-0.7|
(4)-—与-—(5)13与-|-1|(6)|-37.8|与|-4.5|
9-—-—24×
(-1)+12×
566
-(-60)÷
14×
475
177
1923×
[17+(-2)2]
1—,1.5,0,-5.6
-—,-21.5,-4,7.7
-8—,0.75,-6,0.64
(1)-9与-6
(2)-5与-1.5(3)|-6.6|与|2.9|
(4)-—与-—(5)4与-|-4|(6)|-39.1|与|-3.8|
53
71
1+—+—16×
(-12)-7×
116
-(-114)×
6÷
835
417
2003×
[3+(-4)2]
558