Question

3.5-(+7); вычислите пожалуйста

Answer 1

1) 3.5-(+7)=-3.5
2) 3.6-(-5)=8.6
3) 4.6-(+2.5)=2.1

Answer 2

3.5-(+7)=+(7+3.5)=10.5
3.6-(-5)=-(5-3.6)=-1.4
4.6-(+2.5)=+(4.6+2.5)=7.1