тольково всех заданиях все четные

368.

1. -3/5-1/5=-4/5

2. -1/3-2/3=-3/3=-1

3. -1/4-5/7=-7/28-20/28=-27/28

4. -5/6-1/3=-5/6-2/6=-7/6=-1 1/6

5.-4 3/8-2 1/4=-35/8-9/4=-70/16-18/16=-88/16=-5 1/2

6. -6 1/2-3 5/7=-13/2-26/7=-91/14-52/14=-143/14=-10 3/14

7. -3/7-4/7=-7/7=-1

8. -1/8-3/4=-1/8-6/8=-9/8=-1 1/8

369.

1. -0.25-3 1/2=-25/100-7/2=-25/100-350/100=-375/100=-3 75/100

2. -9 1/4-0.75=-37/4-75/100=-1850/200-150/200=-2000/200=-10/1=-10

3. -3-2 3/5=-2 5/5-2 3/5=-5 3/5

4. -27-5 9/20= -26 20/20-5 9/20=-540/20-109/20=-649/20=-32 9/20

5. -16 8/25-7.3= -16 8/25-7 3/10=-408/25-73/10=-816/50-365/50=-1181/50=-23 31/50

6. -5.8-17 3/4= - 58/10-17 3/4= -58/10-71/4=-116/20-355/20=-471/20=-23 11/20

7. -4.75-3 9/20=-4 75/100-3 9/20=-475/100-69/20=-475/100-345/100=-820/100=-8 1/5

8. -2 3/5-9.4=-2 3/5-9 4/10=-15/5-94/10=-30/10-94/10=-124/10=-12 2/5