初一数学上册有理数及其运算天天练134Word文档下载推荐.docx
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五、计算。
77
1-—+—30×
(-11)+23×
(-11)
312
711
(---)×
-(-150)×
14÷
(-18)
667
372
-(—-—-—)×
965×
[5+(-1)2]
483
-4—,1.5,0,0.8
—,22.5,-12,2.8
7—,3.85,1,0.32
7
(1)-16与-2
(2)-4.5与-0.5(3)|-9.5|与|-3.4|
(4)-—与-—(5)17与-|-8|(6)|-70.2|与|-0.8|
79
71
9-—+—8×
(-7)+17×
(-7)
315
567
(-+-)÷
-(-78)×
2÷
(-24)
476
135
-(—+—-—)×
1924×
[8-(-1)2]
846
2—,-2,0,-4.8
—,-24,-4,2.6
-6—,1.85,-3,0.16
(1)-16与0
(2)-4与1.25(3)|-5.3|与|-0.5|
(4)-—与-—(5)-19与-|-9|(6)|-34.3|与|-5.3|
49
711
1+—+—11×
(-13)+3×
(-13)
612
169
-(-72)÷
8×
(-9)
558
175
1925×
[9+(-3)3]
864
4—,-3.5,0,-8
—,6,-4,8.2
-4—,0.75,3,0.56
(1)-9与8
(2)-4与-1.25(3)|-7.8|与|-2.3|
(4)-—与-—(5)-17与-|-5|(6)|-35.7|与|-7.8|
59
113
2+—-—16×
(-10)-21×
(-10)
915
315
-(-96)×
12×
436
963
2243×
[9+(-4)3]
874
4—,-3,0,-2.4
—,15,-1,-7.1
-9—,2.55,-2,-0.08
(1)-13与-2
(2)-2.25与1.75(3)|-8|与|-3.4|
(4)-—与-—(5)4与-|-10|(6)|-50.6|与|-9.8|
27
511
2-—+—24×
(-17)+18×
(-17)
171
-(-174)÷
18×
(-3)
463
111
725×
[2+(-4)2]
2—,-0.5,0,8
-—,-8.5,6,-0.9
8—,-0.95,-10,-0.48
(1)-11与-2
(2)-4.25与0(3)|-5.1|与|3.8|
(4)-—与-—(5)13与-|-7|(6)|-51.5|与|-1|
9-—+—21×
(-3)+30×
912
685
(-+-)×
-(-162)×
18÷
(-21)
576
771
2885×
[18-(-3)3]
668
5—,1,0,3.2
-—,17,-15,0
9—,-2.95,2,-0.64
(1)-11与5
(2)-4.5与1.5(3)|-9.7|与|-3.7|
(4)-—与-—(5)-15与-|-8|(6)|-7.7|与|-8.2|
89
111
5+—+—8×
(-11)-2×
614
(---)÷
-(-180)÷
16÷
773
716
-(—+—+—)×
1505×
[18-(-2)2]
655
-3—,-3.5,0,-6.4
—,20,6,-4.5
2—,2.45,-7,0.32
(1)-18与6
(2)-4.25与-0.5(3)|-8.2|与|-3.4|
(4)-—与-—(5)13与-|-2|(6)|-61.5|与|-1.1|
93
2-—-—9×
(-4)-22×
(-4)
788
-(-90)×
(-12)
877
421
277×
[6+(-2)3]
333
3—,-4,0,6.4
-—,7.5,-19,6.6
3
6—,-0.3,-6,0.64
(1)-18与1
(2)-2.5与1.25(3)|-3.9|与|-2.6|
(4)-—与-—(5)11与-|-9|(6)|-20.3|与|-6|
57
4+—+—10×
(-9)+27×
318
242
-(-138)×
4÷
353
858
1966×
[16+(-2)3]
747
-1—,-4.5,0,4.8
—,25,-1,1.9
-1—,4.7,10