25: \(\left(-25\right)+8-3\)

\(=\left(-25\right)+\left(8-3\right)\)

=-25+5

=-20

26: \(\left(-28\right)+2+6\)

\(=\left(-28\right)+\left(2+6\right)\)

=-28+8

=-20

27: \(\left(-1\right)+9+12\)

\(=\left(-1+12\right)+9\)

=11+9

=20

28: \(33+8-40\)

\(=\left(33+8\right)-40\)

=41-40

=1

29: \(\left(-80\right)+20+60\)

\(=\left(-80\right)+\left(20+60\right)\)

=-80+80

=0

30: \(\left(-12\right)+3+9\)

\(=\left(-12\right)+\left(3+9\right)\)

=-12+12

=0

25) (-25) + 8 - 3

= (-25 - 3) + 8

= -28 + 8

= -20

26) (-28) + 2 + 6

= -28 + 8

= -20

27) (-1) + 9 + 12

= -1 + (9 + 12)

= -1 + 21

= 20

28) 33 + 8 - 40

= (33 + 8) - 40

= 41 - 40

= 1

29) (-80) + 20 + 60

= -80 + (20 + 60)

= -80 + 80

= 0

30) (-12) + 3 + 9

= -12 + (3 + 9)

= -12 + 12

= 0

19: \(\left(-17\right)+7-10\)

\(=\left(-17+7\right)-10\)

=-10-10

=-20

20: \(\left(-18\right)+10+8\)

\(=\left(-18\right)+\left(10+8\right)\)

=-18+18

=0

21: \(\left(-20\right)+15+5\)

\(=\left(-20\right)+\left(15+5\right)\)

=-20+20

=0

22: \(\left(-16\right)+8+8\)

\(=\left(-16\right)+\left(8+8\right)\)

=-16+16

=0

23: \(\left(-6\right)+3-3\)

\(=\left(-6\right)+\left(3-3\right)\)

=-6+0

=-6

24: \(13+3-16\)

\(=\left(13+3\right)-16\)

=16-16

=0

g: =4/9(-3/4+27/4)-14/3

=4/9*6-14/3

=8/3-14/3

=-6/3=-2

h: =11/7-3/5-4/9-4/7+8/5-5/9

=8/5

k: =-9/4(2/7-16/7)-2/3

=-9/4*(-2)-2/3

=9/2-2/3

=27/6-4/6

=23/6

m: =9/17*3/11-9/17*12/11-9/17*13/11

=9/17(3/11-12/11-13/11)

=9/17*(-2)=-18/17

7: \(\left(-2\right)+4-3=\left(-2-3\right)+4=-5+4=-1\)

8: \(\left(-6\right)+5+5=\left(-6\right)+\left(5+5\right)=10-6=4\)

9: \(\left(-2\right)+7+1=\left(-2\right)+\left(7+1\right)=8-2=6\)

10: \(\left(-4\right)+14-10\)

\(=\left(-4-10\right)+14\)

=14-14

=0

11: \(\left(-7\right)+5+2\)

\(=\left(-7\right)+\left(5+2\right)\)

=7-7

=0

12: \(\left(-6\right)+4+2\)

\(=\left(-6\right)+\left(4+2\right)\)

=-6+6

=0

132.(-99)-132.1

132.(-99-1)

132.(-100)

-13200

k

-132.99-132 = -0,99

132,99-132=0,99

13: \(\left(-15\right)+8+7\)

\(=\left(-15\right)+\left(8+7\right)\)

=-15+15

=0

14: \(\left(-8\right)+2+6\)

\(=\left(-8\right)+\left(2+6\right)\)

=-8+8

=0

15: \(\left(-1\right)+3-2\)

\(=\left(-1-2\right)+3\)

=-3+3

=0

16: \(25-8-7\)

\(=25-\left(8+7\right)\)

=25-15

=10

17: \(8-2-6\)

\(=8-\left(2+6\right)\)

=8-8

=0

18: \(\left(-12\right)-3+15\)

\(=\left(-12-3\right)+15\)

=-15+15

=0

31: (-29)+8-9

\(=\left(-29\right)+\left(8-9\right)\)

\(=-29-1=-30\)

32: \(\left(-14\right)-6-10\)

\(=\left(-14-6\right)-10\)

=-20-10

=-30

33: \(\left(-42\right)+10+2\)

\(=\left(-42\right)+\left(10+2\right)\)

=-42+12

=-30

34: \(\left(-45\right)+25-20\)

\(=\left(-45\right)+\left(25-20\right)\)

=-45+5

=-40

35: \(\left(-60\right)+17+3\)

\(=\left(-60\right)+\left(17+3\right)\)

=-60+20

=-40

36: \(\left(-48\right)+18-10\)

\(=\left(-48+18\right)-10\)

=-30-10

=-40