有理数的加减乘除乘方混合运算专题训练带答案.pdfVIP

有理数的加减乘除乘方混合运算专题训练

带答案

1.先进行乘方，再进行乘除，最后进行加减运算。

2.同级运算从左到右进行。

3.如果有括号，先进行括号内的运算，按照小括号、中括

号、大括号的顺序进行。

1.2+(-1)+3-(-1)

2.(-81)/(-2.25)*(-1)/16

3.11+(-22)-3*(-11)

4.(12)*(-1)-15*(-1)

5.-3/2*(-32*(-2/3)^2-2)

6.-23/(-4)^3-1/8

7.12/((-11/2)^2-2)

8.(-2)^2*(-3)/12

9.(-0.5)^2-2/3*(-62)

10.-22-(-2)^2-23+(-2)^3

11.|-14|*(-3/7)/14

12.-62*(-1/2)^2-(-3)^2/(-1/2)^3*(-3)

13.(-1)^(1997)-(1-0.5)/(-1/4)

14.(-1)^3-(-8)+(-3)^3/((-2)^5+5)

15.-10+8/(-2)^2-(-4)*(-3)

16.-49+2*(-3)^2-(-6)/(-1/9)

17.-14+(1-0.5)*1/3*(2*(-3)^2)

18.(-2)^2-2*((-2)^2-3*4)/5

19.5*(-6)-(-4)^2/(-8)

20.(-3/4)^2+(-2/3+1)*8

21.(7/12-5/6+3/4)*(-12)/6

22.(-5)*(-4)^2-0.25*(-5)*(-4)^2/8

23.(-1)^2*(-2)

24.-42*((-7)/6)+(-5)^3-3/(-2)^3

25.6-(-12)/(-2)^2

26.(-48)/8-(-5)/(-12)^2

27.42*(-2/3)+(-3/4)/0.25

28.(-81/9)/(-3)^2

29.-2*((-3)^2)-((-3)^3)/3

30.(-5)*6+(-125)/(-5)^3

31.-0.25*(-5)*4*(-1/25)

32.-12+((21-2)/6)+(-3)^2

1.18-6÷3

Simplify:18-2=16

2.3+22×(-2)×(-3)

Simplify:3+132=135

3.(-9)×(-4)+(-60)÷12

Simplify:36+(-5)=31

4.8+(-3)×2×(-2)

Simplify:8+12=20

5.(-4)÷(-3/4)×(-3)

Simplify:4×(-3)=-12

6.36×(11/22-3/5)

Simplify:36×(1/2-3/5)=36×(-1/10)=-3.6

7.(-3)2×[-2/3+(-5/9)]

Simplify:9×(-1/3)=-3

8.100÷(-2)2-(-2)÷(-2/3)

Simplify:100÷4-3=22

9.(-1/3)÷(-1/2/3)-4×(-1/3)2

Simplify:(-1/3)÷(-2/3)-4×1/9=3/2-4/9=17/18

10.12.7÷(-8/19)×3

Simplify:12.7÷(-24/19)=-9.9625

11.321/2×3+6

Simplify:160.5×3+6=481.5

12.(-)(-8+(-5))

Simplify:-(-13)=13

13.-2-3/2

Simplify:-4.5

14.23÷[-2-(-4)×(5/8)]÷(-7/8)

Simplify:23÷[-2+10/8]÷(-7/8)=23÷[-1/4]÷(-7/8)=-64

15.-72+2×(-3)2+(-6)÷(-1/3)2

Simplify:-72+18+(-6)÷(1/9)=-72+18-54=-108

16.8-(-25)÷(-5)

Simplify:8-5=3

17.(-2)×32-(-2×3)2

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