4) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{3\cdot4\left(-15\right)}{-2\left(-18\right)}$  

6) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-14}{7\cdot2}$  

7) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{28\cdot50}{-10\cdot70}$  

8) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{75\left(-21\right)}{-3\left(-3\right)\cdot35}$  

9) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-9\left(-4\right)\left(-75\right)}{15\cdot12}$  

10) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-6\cdot30}{-10\cdot9}$  

11) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-54\left(-20\right)}{-18\cdot5\cdot12}$  

12) Choose ALL digits that form the answer. If the answer is negative, select the negative sign.

 $\frac{7\left(-6\right)}{2}$  

13) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{21\cdot35}{15\left(-7\right)}$  

14) Choose ALL digits that form the answer. If the answer is negative, select the negative sign.

 $\frac{-6\cdot75}{30}$  

15) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{24\cdot70}{-12\left(-10\right)}$  

16) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-75\cdot6}{-15\left(-10\right)}$  

17) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-15\left(-8\right)\cdot6}{-10\left(-12\right)}$  

18) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{12\cdot15}{-6\cdot6}$  

19) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-42\left(-10\right)}{6\cdot70}$  

20) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{20\cdot60}{-15\cdot10\left(-4\right)}$  

21) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{2\left(-10\right)}{20}$  

22) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-20\cdot4}{-10\cdot2}$  

23) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-12\cdot10\cdot42}{7\cdot30}$  

24) If the answer is negative, select the negative sign. Then select the numerical value of the answer.

 $\frac{-15\cdot14}{5\cdot3}$  

25) Find the area.

26) Find the area.

27) Find the area.

28) Find the area.