(-9,25)+(-31/5)=(-9,25)-6,2=-15,45;
(-72)+35/8+(-0,75)=-68,375.
1)35÷8=4,375.
2)(-72)+4,375=-67,625.
3)(-67,625)-0,75=-68,375;
15+(-9,46)+(-23/50)=5,08.
1)(-23)/50=-0,46.
2)15-9,46=5,54.
3)5,54-0,46=5,08;
-83,4×(-192/3)+(-4/15)=5337,3.
1)(-192)÷3=-64.
2)(-4)÷15=примерно (-0,3).
3)(-83,4)×(-64)= 5337,6.
4)5337,6-0,3=5337,3.