2.( 1+37%)*20

3.35/2*75%

4.30*(50/2)

5.(54+ 10%)/20

6.(25/3* 18)*30%

7.(2+70%)*40

8. 1/7*(98*( 1/4)*2)

9.25%*((23+2%)*4)

10.(30+20%)/2

1 1. 12*3/(25+20%)

12.30/(3+40%)

13.27/8* 16* 10%

14.(2/3)*(3+6)*( 1/2)

15.45*( 1/9)*24

16.(35+ 10%)*27

17.(45+50%)*3* 1/2

18.(43*20%)+(3*( 1/9))

19.27*(9*( 1/3))*5%

20. 14* 15%+25*8*( 1/4)

2 1.7*( 1/2)/49

22.( 1+48%)*2

23.(4*8- 12)*50%

24.(48/60%)/ 10

25.63*( 1/7)*30%

26.(0.75+0.2)/0.25*25% 12/0.75+7.2/2.4

27.605*8+3.5-44 10.9-(6.6+0. 125/ 12.5%)

28.980-9.8)*0.6-2. 12 (0. 125*8-0.5)*4

29. 1+0.45/0.9-0.75 168. 1/(4.3*2-0.4)

30. 1.2 1*42-(4.46+0. 14) 1375+450/ 18*25

3 1. 18/ 1.5-0.5*0.3

32. 1.9- 1.9*( 1.9- 1.9)