Question

найдите разность;-15-(-20);-6-(+23);5-50;-10-20

Answer 1

-15-(-20)=5
-6-(+23)=-29
5-50=-45
-10-20=-30

Answer 2

-15-(-20)=-15+20=5
-6-(+23)=-6-23=-29
5-50=-45
-10-20=-30