Question

3 1/8-2-4/5,4-(2 3/4+1/5)  вычислите.
сравните:1/6+1/2*1/2+1/5,2-2/3*3-2/3

Answer 1

3 1/8-2-4/5=1 18-45=1 540-3240=4440-3240=1240
4-(2 3/4+1/5) =4-(114+15)=4-(5520+420)=4-5920=8020-5920=2120=1 120

1/6+1/2*1/2+1/5=16+14+15=1060+1560+1260=3760           
2-2/3*3-2/3=2-2-23=-23
-23>3760