Question

Помогите решить!!! Пж! На фото!530!

Answer 1

1.21-(5-8)=21-(-3)=24
2.3.7-(4-5.3)=2.7-(-1.3)=4
3.16-(512-712)=212-(-212)=0
4.-13-(20-32)=-13-(-12)=-1
5.-4.5-(7-9.5)=-4.5-(-2.5)=-2
6.-58-(58-1)=-58-(-38)=-28
7.-18-(9-5)=-18-4=-22
8.-0.25-(3-2.25)=-0.25-0.75=-1
9.-29-(1-89)=-29-19=-39=-13