TAREA 1 GRUPO:1-4 MATUTINO

Resolver los siguientes ejercicios, escribiendo el procedimiento:
1. 3+4+5-6-7-4+7-4+9=
+28-21 = -7

2. -6+4-6+2-9-8+2+3+6-8-12-43+67=
84-92= -8

3 (2)(-12)(3)(3)(-2)(1)(3)=
(-24)(3)(3)(-2)(1)(3)=
-72(3)(-2)(1)(3)=
-216(-2)(1)(3)=
432(1)(3)=
432(3)= 1296

4. (-2)(3)(1)(-4)(5)(6)(-7)(-8)=
-6 (1)(-4)(5)(6)(-7)(-8)=
24 (5)(6)(-7)(-8)=
120(6)(-7)(-8)=
720(-7)(-8)=
-5040 (-8)= 40320

5. -4+5-6+7-8+9-12+24-33(2)(-3)(4)(5)=
+4005 -30= 3975

Números Racionales

6. (3/4)+(5/9)=
_27+20_= 47/36
36

7. (6/2)-14/4)=
_12-14_= 2/4= -1/2
4

8. (3/5)(12/3) - (4/7)(6/11)=
9/60 - 44/42 =
_378-2640_=
2520
_-2262_= _1131_
2520 1260


9. (((4/3)(6/2)/(4/4)))+(2/5) + 3/4 - 16/7=
24/6=(8/2)/(4/4)=32/8=4/2=2/1=2
2/5= _10+2_=12/5+3/4=_48+15_=63/20 -16/7=_441-320_= 2_121/140_
5 20 140


10. (18/5)(9/2) + 25/3 - 6/4 - 7/15 =
162/10=81/5 +25/3 =_243+125_=368/15 -6/4
15
_1472 - 90_= 1382 / 60= 691/30 -7/15 = _691-14_ = 677/30
60 30

11. (14/3)/(23/11) + 9/6(5/4)=
154/69 +9/6=_924+621_=1545/414=515/138*5/4= 2575/552
414

12. (((5/25)(16/2)/(25/7)(13/6))/(12/7) + 3/2 =
1/5*8/1= 8/5
325/42
(8/5)/(325/42) -336/1625 / 12/7 = 2352/19500=196/1625 + 3/2=_4704+4875_=
3250
9579/3250