初一数学上册有理数及其运算天天练128Word格式.docx
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59
五、计算。
51
6-—-—24×
(-3)-2×
(-3)
312
345
(-+-)×
-(-174)×
10÷
(-9)
456
175
-(—-—-—)×
1086×
[2+(-2)3]
366
1—,3.5,0,-0.8
-—,-14,-7,7.3
4
5—,-1.95,-8,0.16
(1)-9与6
(2)-4.25与-0.5(3)|-7.5|与|2.7|
(4)-—与-—(5)17与-|-7|(6)|-29.6|与|-5.8|
89
713
5-—-—7×
(-3)-14×
618
117
(-+-)÷
-(-114)×
758
642
-(—-—+—)×
635×
[20+(-1)2]
733
3—,-1,0,-1.6
—,-10.5,9,-4.1
9
-7—,3.2,5,0.24
(1)-19与8
(2)-4与-0.75(3)|-6.8|与|-0.8|
(4)-—与-—(5)-12与-|-8|(6)|-5.2|与|-3.8|
73
111
3-—+—10×
(-5)+2×
(-5)
912
124
(---)×
-(-96)÷
14÷
535
919
5126×
[13+(-2)3]
888
3—,-1,0,-7.2
-—,-11.5,-4,-4.7
4—,2.45,-8,0.72
(1)-12与-4
(2)-2.5与-0.75(3)|-8.4|与|-0.8|
(4)-—与-—(5)4与-|-4|(6)|-24|与|-6.1|
49
2+—+—5×
(-8)-15×
(-8)
918
-(-126)×
(-12)
735
771
-(—+—-—)×
3847×
[11-(-4)3]
868
-3—,3,0,5.6
—,-1,-2,-0.3
-2—,2.5,5,0.72
(1)-15与10
(2)-2.75与2.5(3)|-7.3|与|2.5|
(4)-—与-—(5)14与-|-10|(6)|-71.5|与|-7.5|
17
8-—-—15×
(-3)-1×
318
541
(---)÷
4×
(-27)
437
451
-(—+—+—)×
1508×
[3-(-5)3]
565
2—,-2,0,-6.4
-—,22.5,5,-7.4
-1—,2.85,8,-0.72
(1)-11与-2
(2)-3.25与0(3)|-5|与|-1|
(4)-—与-—(5)-18与-|-6|(6)|-3.6|与|-2.3|
33
511
3+—-—14×
(-10)+28×
(-10)
915
661
-(-126)÷
14×
(-15)
757
314
1203×
[7+(-4)2]
465
-2—,-5,0,0.8
-—,2,-1,-9
-1—,-2.75,8,-0.4
(1)-9与8
(2)-3与0.25(3)|-5.9|与|2.1|
(4)-—与-—(5)8与-|-5|(6)|-19.7|与|-8.5|
35
57
3-—+—7×
(-12)-24×
473
-(-102)×
18÷
584
414
453×
[3+(-4)2]
533
5—,-4.5,0,-8
-—,-23,-12,-8.8
-5—,-4.35,6,0.48
(1)-14与3
(2)-3.25与-1.75(3)|-4.8|与|3.5|
(4)-—与-—(5)9与-|-1|(6)|-31.1|与|-5.2|
23
2+—+—1×
(-18)-8×
(-18)
-(-180)÷
8×
(-6)
653
288
1479×
[11-(-2)3]
377
-2—,-3.5,0,-3.2
—,-13.5,-10,4.3
-7—,2.05,3,-0.16
(1)-16与6
(2)-3.25与-1(3)|-6.7|与|-2.2|
(4)-—与-—(5)-9与-|-1|(6)|-96.8|与|-5|
45
6+—+—7×
(-5)-4×
364
-(-180)×
(-21)
311
965×
[15+(-3)2]
446
4—,4.5,0,1.6
-—,21,-1,-8.3
-3—,2.65