$6\times\left(-9\right)=$  

(a)  

 $-8-\left(-3\right)=$  

(a)  

 $8+\left(-9\right)=$  

(a)  

 $-9\ \times\left(-5\right)$  

(a)  

9 + 7 =

(a)  

 $18-8=$  

(a)  

 $-7\ +\ 9=$  

(a)  

 $36\div\left(-6\right)\ =$  

(a)  

 $-2\ -\left(-7\right)=$  

(a)  

 $3+\left(-7\right)=$  

(a)  

 $-8-\left(-8\right)=$  

(a)  

 $7-\left(-4\right)=$  

(a)  

 $-35\div\left(-7\right)=$  

(a)  

 $6+8=$  

(a)  

 $-32\div8=$  

(a)  

 $6+\left(-8\right)=$  

(a)  

 $16\div\ \left(-8\right)=$  

(a)  

 $7+\ \left(-5\right)=$  

(a)  

 $8\times\left(-3\right)=$  

(a)