(-56)+(-4)

(a)  

(-236)+36

(a)  

288+(-8)

(a)  

0-28

(a)  

200-300

(a)  

(-25)-5

(a)  

60-(-20)

(a)  

(-99)-(-1)

(a)  

(-25,840)x0

(a)  

12x(-4)

(a)  

(-26)x5

(a)  

(-443)x(-2)

(a)  

$$\left(-25\right)\div5$$

(a)  

$$121\div\left(-11\right)$$

(a)  

$$\left(-100\right)\div\left(-10\right)$$

(a)  

$$\left[163+\left(-63\right)\right]\times2$$

(a)  

$$\left[\left(-30\right)\div3\right]+\left[\left(-18\right)-2\right]$$

(a)