ada yg bisa cuman ngetest

1. 25×30+(-485)=750-485 = 265
2. 2588-(45×15)=2588-673 = 1915
3. (-20)×476+834=(-20)×1310= -2620
4. 1263+2868:(-3)=4131:(-3) = -1377
5. 2684:4×8= 671×8 = 5968