tatea 2 sandra isabel de jesus luna turno matutino 1"6"

1) 3/7+2/5-(16/8)(-3)=15+14/35=29/35
(16/8)(-3/1)=8/48=6.00

2)15-17+35(5)-9(5)
15-17=2+33=35(5)=175-45=130

3)(9/5)(5/8)(-4/1)+2/3-4+54
(45/40)(-4/1=-180/40=90/20
90/20- -58/1=90- -1160/20= -1070/20=53.5

4)(18/7)/(17/5)(8/9(2)+19
(17/5)(8/9)=36/45 / 18/7=952/310=(1/2)=1904/310
1904/310 + 19/1=1900+5890/310=7794/310=25.12

5)(22/16)-17/9+33(-2)-67-6(-2)
364/144 + 145/1= 364+20880/144= 21244/144=147.52

6)23(7)-185(7)+215(7)-13+4
161-1295+1505-13+4
1131+1505=2636-13=2623+4=2627

7)42/15+33/9-28(8)
42/15+33/9=378+495/135=873/135-224/1=873-30240/135= 29367/135=217.52

8)(25/4)(6/9)=150/36+1/2=300+36/72=336/72
16(-5)=-80-89=169+46=215
336/72 + 215/1=336+145480/72=15816/72=219.60

9) (24/5) / (19/7)(7/1)+13(7)-153(7)+79
(7/1)(19/7)=133/7 / 24/5=665/168
91-1071+79=1059/1+665/168=177912+665/168=178577/168=1062.95

10) (156/3) / (456/89)(0/1)+23(0)-179
(456/89)(0/1)=0/89 /156/3=0/13884+156/1=0+2165904/13884=2165904/13884=156.o