七年级数学上册有理数的认识和计算题综合练习15Word格式.docx
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5、计算。
713
7-—-—9×
(-17)-24×
(-17)
612
161
(-+-)×
-(-144)×
18÷
(-24)
578
951
-(—-—+—)×
1922×
[20-(-5)3]
846
3
1—,1.5,0,8
-—,12,-2,-6
2
-7—,-1.8,-4,0.8
(1)-16与3
(2)-4与-1(3)|-8|与|-2.2|
(4)-—与-—(5)1与-|-7|(6)|-42.6|与|-4.3|
97
511
9-—+—20×
(-17)-11×
312
114
(-+-)÷
-(-132)÷
10÷
(-15)
573
811
1685×
[7-(-2)2]
738
4—,-4.5,0,4.8
—,5.5,11,4
3—,0.75,10,-0.8
9
(1)-14与-1
(2)-3.25与1.75(3)|-6|与|1.9|
(4)-—与-—(5)11与-|-5|(6)|-3.9|与|-0.1|
45
711
7-—+—6×
(-13)+28×
(-13)
315
(---)×
-(-78)×
8×
(-21)
785
543
-(—-—-—)×
1209×
[7+(-4)2]
654
-4—,4.5,0,-6.4
—,-8,-14,-7.7
8—,2.6,3,0.08
(1)-12与-8
(2)-4.5与0.75(3)|-7.1|与|3|
(4)-—与-—(5)0与-|-9|(6)|-2.2|与|-9.5|
49
8-—+—18×
(-12)+16×
(-12)
112
-(-72)÷
(-9)
883
111
1269×
[9+(-1)3]
376
1—,-4.5,0,1.6
-—,-19,-7,9.8
-3—,0.8,-8,-0.4
(1)-12与7
(2)-2.25与-1.25(3)|-6.4|与|3.2|
(4)-—与-—(5)10与-|-5|(6)|-13.9|与|-6.2|
93
51
7+—+—25×
(-17)-13×
715
4×
864
-(—+—-—)×
482×
[13+(-4)3]
344
1—,0.5,0,4.8
—,-5.5,14,-8.5
-5—,-5,8,0.32
(1)-15与8
(2)-2.75与0.25(3)|-7.8|与|-2.6|
(4)-—与-—(5)7与-|-6|(6)|-27.3|与|-6.3|
73
8+—-—6×
(-5)-15×
(-5)
618
751
-(-96)×
(-18)
668
736
-(—+—+—)×
2245×
[10+(-1)3]
847
-3—,-3.5,0,-4.8
-—,-7,-14,0.9
-5—,3.5,-9,-0.48
(1)-17与4
(2)-4.5与1.25(3)|-8.4|与|0.7|
(4)-—与-—(5)-20与-|-1|(6)|-37.6|与|-9|
63
113
1-—-—9×
(-16)-8×
(-16)
711
4÷
(-3)
876
437
963×
[19+(-4)3]
348
-2—,4,0,-4
—,12.5,-2,5.6
-1—,-1.45,-5,-0.24
(1)-17与-7
(2)-3.25与-0.5(3)|-8.6|与|-1.8|
(4)-—与-—(5)7与-|-10|(6)|-50|与|-6.3|
79
11
1-—+—5×
(-14)-2×
(-14)
912
187
16÷
778
1284×
[2-(-2)2]
844
5—,-3,0,-5.6
—,8,-1,-0.9
8—,-0.65,-7,0.8
(1)-17与-5
(2)-2.25与-1.5(3)|-8.9|与|-3.7|
(4)-—与-—(5)7与-|-8|(6)|-45.8|与|-1.3|
17
7+—-—30×
(-15)+13×
471
-(-150)÷
386
664
1252×
[18-(-2)3]
555
1—,-3,0,0.8
-—,20,-19,6.9
2—,2.3,8,-0.4