96-69=

(a)  

41+-17=

(a)  

74+91=

(a)  

45+-12=

(a)  

-32+32=

(a)  

93-45=

(a)  

72-(-12=

(a)  

62-(-12)=

(a)  

1922x-42=

(a)  

5x-12

(a)  

69x-15=

(a)  

53--12=

(a)  

62-57=

(a)  

16x-5=

(a)  

18x(-16)=

(a)