(−2) + (−3) + 4 = 1

3 − (−2) − 1 = 0

(−3) x (−2) x (−4) = 24

(−12) 6 (−2) = 1

 $\frac{2}{3}$  

1

2

4

$45\degree$

$90\degree$

$180\degree$

$360\degree$

45

46

54

64

254

256

260

258

1120

1124

1024

1014

5

6

7

8

334

289

275

314

1454

1534

1524

1444